ASTM E2462-18

This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation: E2462 − 10 E2462 − 18
Standard Performance Specification for
Cargo Bed Cover (CBC) HMMWV, Type I
This standard is issued under the fixed designation E2462; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope
1.1 Scope—This specification covers the performance requirements for the Type I Cargo Bed Cover (CBC). The Type I Cargo
Bed Cover is a removable general purpose rigid enclosure for the cargo bed of the M1152A1, M1152A1 with B2 Armor Kit,
M1037, M1042, M1097, and M1113 High-Mobility Multipurpose Wheeled Vehicle (HMMWV). The Type I CBC provides
environmental protection and security for mission equipment and items of general transport.
1.2 The values stated in SI units are to be regarded as standard. The values given in parentheses are mathematical conversions
to inch-pound units that are provided for information only and are not considered standard.
1.3 The following safety hazards caveat pertains only to the test required portion, Section 45, of this specification. This standard
does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this
standard to establish appropriate safety safety, health, and healthenvironmental practices and determine the applicability of
regulatory limitations prior to use.
1.4 This international standard was developed in accordance with internationally recognized principles on standardization
established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued
by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
2. Referenced Documents
2.1 ASTM Standards:
E631 Terminology of Building Constructions
E1749 Terminology Relating to Rigid Wall Relocatable Shelters
E1925 Specification for Engineering and Design Criteria for Rigid Wall Relocatable Structures
2.2 Army Standards:
ARMY TM 9-2320-280-10 HMMWV’S Operator’s Manual
ARMY TM 10-5411-231-13&P Technical Manual
2.3 Commercial Standards:
ANSI/ASQC Z1.4-2003 Sampling Procedures and Tables for Inspection by Attributes
SAE AS8090 Mobility, Towed Aerospace Ground Equipment, General Requirements for
2.4 Federal Standard:
FED-STD-595 Colors Used in Government Procurement
2.5 Military Standards:
MIL-STD-129 Military Marking For Shipment and Storage
MIL-STD-209 Interface Standard for Lifting and Tie-down Provisions
MIL-STD-810 Environmental Engineering Considerations and Laboratory Tests
This specification is under the jurisdiction of ASTM Committee E06 on Performance of Buildings and is the direct responsibility of Subcommittee E06.53 on Materials
and Processes for Durable Rigidwall Relocatable Structures.
Current edition approved Nov. 1, 2010Oct. 1, 2018. Published December 2010November 2018. Originally approved in 2005. Last previous edition approved in 20052010
as E2462 – 05.E2462–10. DOI: 10.1520/E2462-1010.1520/E2462–18
For referenced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Standards
volume information, refer to the standard’sstandard’s Document Summary page on the ASTM website.
Shelter Technology, Engineering & Fabrication Directorate, USU.S. Army Natick Soldier RD&E Center, ATTN: RDNS-ST, Kansas Street, Natick, MA 01760-5018,
http://www.natick.army.mil.
Available from American Society for Quality (ASQ), 600 N. Plankinton Ave., Milwaukee, WI 53203, http://www.asq.org.
Available from SAE International (SAE), 400 Commonwealth Dr., Warrendale, PA 15096-0001,15096, http://www.sae.org.
Available from Standardization Documents Order Desk, DODSSP, Bldg. 4, Section D, DLA Document Services, Building 4/D, 700 Robbins Ave., Philadelphia, PA
19111-5098, http://dodssp.daps.dla.mil.19111-5094, http://quicksearch.dla.mil.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
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MIL-STD-913 Requirements for the Certification of Sling Loaded Military Equipment for External Transportation by
Department of Defense Helicopters
MIL-STD-1366 Transportability Criteria
MIL-PRF-22750 Coating, Epoxy, High Solids
MIL-C-46168 Coating, Aliphatic Polyurethane, Chemical Agent Resistant
MIL-C-53039 Coating, Aliphatic Polyurethane, Single Component, Chemical Agent Resistant
MIL-DTL-53072 Chemical Agent Resistant Coating (CARC) System Application Procedures and Quality Control Inspection
2.6 Military Handbook:
MIL-HDBK-1791 Designing for Internal Aerial Delivery in Fixed Winged Aircraft
2.7 The American Conference of Governmental Industrial Hygienists (ACGIH):
ACGIH Threshold Limit Values
2.8 Drawings:
81337-103984 Cargo Bed Cover, Type I (1 ⁄4 Ton HMMWV)
81337-103984-101 Cargo Bed Cover, Type I (1 ⁄4 Ton HMMWV), Camouflage
3. Terminology
3.1 Definitions:
3.1.1 For definitions of general terms related to building construction used in this specification, refer to Terminology E631 and
for general terms related to rigid wall relocatable shelters, refer to Terminology E1749.
4. General Requirements
4.1 Alternate Components and Construction—The interface drawings referenced herein specify the use of specific components
and construction of previously produced CBCs. Specific materials, components and construction methods shall be considered for
reference only. Dimensional characteristics specified in the interface drawings that are required for spare part interchangeability
and for operation and interoperability of the CBC with the vehicle shall be adhered to. When this specification or the referenced
drawings specify use of a specific component, the contractor may substitute a component equal to the specified component
provided that the contractor complies with the performance requirements specified herein.
4.2 Design and Construction Requirements—Design and construction of the Type I CBC shall meet all physical and
environmental requirements herein and shall conform to the interface and interoperability requirements specified on the drawings,
all subsidiary drawings, and parts lists.
4.2.1 Dimensions, Weight and Payload—The Type I CBC shall conform to the interface and interoperability dimensions of
interface drawing 81337-103984. The Type I CBC including its mounting hardware, shall weigh no more than 450 lbs.lb. The Type
I CBC shall be capable of carrying 500 lbslb of payload mounted to it’s interior payload provisions (see 3.4.24.4.2).
4.2.2 Tailgate Operation—The Type I CBC, when mounted on its carrier, shall not inhibit operation of the carrier’s tailgate.
4.2.3 Blackout—The Type I CBC/carrier combination, with the personnel door and ports closed, shall not permit a light source
from within to emit detectable amounts of light.
4.2.4 Parts Interchangeability—The spare parts of the CBC produced under this specification shall be functionally and
dimensionally interchageable with parts specified below without modification or rework of the part or assembly.
NSN Part Number Description
1005-01-044-4555 700272 Handle, Chest
5410-00-984-5065 104055 Step, Folding
5411-01-481-5892 104050 Ventilator, 2 Way
2510-01-481-6056 104002 Door, Cab Access
5340-00-302-1840 104054 Holder, Door
5340-01-481-6506 104053 Lock, Door, 3 Point
5340-01-481-6503 104052 Lock, Door, 2 Point
2510-01-481-6049 103990 Panel, Door, Lower
2510-01-481-6054 103989 Panel, Door, Upper
5440-01-481-6010 104049 Ladder, 24 in.
Not available 103999-1 Panel Assembly, Storage
Access
Not available 103999-3 Panel Assembly, Storage
Access
4.2.5 Mounting—The Type I CBC shall be capable of multiple mounting and dismounting cycles from its carrier, in accordance
with its technical manual, without damage or degradation to either the Type I CBC, its carrier or its mounting provisions and
hardware. Any hardware required for mounting the CBC to the HMMWV shall be provided as part of the Type I CBC. Mounting
and dismounting shall be accomplished using only those tools of the Basic Issue Items (BII) and the Additional Authorization List
(AAL) as described in the HMMWV’S Operator’s Manual, ARMY TM 9-2320-280-10.
Available from American Conference of Governmental Industrial Hygienists, Inc. Hygienists (ACGIH), 1330 Kemper Meadow Dr., Cincinnati, OH 45240,
http://www.acgih.org.
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4.2.6 Toxicity—Materials used shall cause no skin irritations or other injuries and produce no vapor hazards, including the
emission of toxic or noxious odors, to personnel, in or around the Type I CBC, under all environmental conditions. Exposure of
personnel to toxic substances shall not be in excess of the threshold values contained in ACGIH Threshold Limit Values.
4.2.7 Workmanship—The Type I CBC, including all parts and accessories shall be constructed and finished in a workmanlike
manner with particular attention given to removal of burrs and sharp edges, accuracy of dimensions, welding, painting, alignment
of parts and assemblies, and the tightness of screws, bolts, and so forth. Cloth components shall be clean and free of holes, cuts,
or tears. All components shall be properly adjusted before the Type I CBC is prepared for delivery to the purchaser.
4.3 Components—Components shall meet the following performance requirements.
4.3.1 Personnel Door—The Type I CBC shall be equipped with a personnel door as specified on the drawings. The door shall
not interfere with the operation of the rear whip antennae located on the HMMWV’s rear fenders. A door stop, for securing the
personnel door in its fully opened position, shall be provided. In its closed position the personnel door shall prevent the intrusion
of driven rain and dust and shall provide blackout protection.
4.3.1.1 Door Handle—The personnel door shall be equipped with a door handle that provides positive closure. From either side,
the door handle shall be capable of being moved to its opened or closed position with a maximum force of 10 lb applied to the
door handle. The personnel door shall be capable of being padlocked from the outside securing the Type I CBC from the exterior.
4.3.1.2 Secondary Exit—A secondary exit shall be provided within the personnel door. The secondary exit shall be as specified
on drawings. The secondary exit shall be capable of being opened with a maximum force of 10 lb applied to the release mechanism
from inside of the Type I CBC with: (1) the tailgate closed and the personnel door locked (2) the tailgate closed and the personnel
door unlocked and (3) the tailgate open and the personnel door locked. With the personnel door locked, the secondary exit shall
not be capable of being opened from outside the Type I CBC. The secondary exit shall provide unobstructed egress for military
personnel.
4.3.2 Ladder—A ladder shall be provided that is capable of supporting at least 400 lb applied to any individual step without
damage or degradation to the type I CBC, carrier or ladder. The ladder shall be capable of supporting at least 400 lb applied to
any individual step without damage or degradation to the Type I CBC, carrier or ladder. The Type I CBC shall have a stowage
location for the ladder capable of securely retaining the ladder in all transportation modes without impeding any operations of the
Type I CBC or its carrier.
4.3.3 Roof Access Steps/Handholds—Roof access steps/handholds shall be provided in locations specified on the drawings for
safe access from the ground to and from the roof when the Type I CBC is mounted on its carrier. Each roof access step/handhold
shall be capable of supporting 400 lb without damage or degradation to either the Type I CBC or the roof access step/handhold.
4.3.4 Power and Signal Access Ports—Two ports shall be provided in the front wall to permit the pass through of power and
signal lines from the cab to the Type I CBC enclosed area. The power and signal access ports shall have provisions to prevent the
intrusion of driven rain and dust and have provisions for blackout.
4.3.5 Vents—The Type I CBC shall include 2 vents for fresh air ventilation as specified on the drawings. The vents shall prevent
intrusion of driven rain and have provisions for blackout. Vents shall be capable of providing ventilation when the vehicle is both
stationary and on the move. The interior surface of the door shall have a warning in at least 1 ⁄2-in. in. high letters contrasting the
color of the door. The warning shall say “Warning: Suffocation hazard door must remain open while occupied.”
4.3.6 Cab Access Port—The Type I CBC, while mounted to the HMMWV, shall provide access for military personnel between
the driver’s compartment and the Type I CBC without adversely affecting vehicle operations. The port opening shall be a minimum
of 34.00 in. wide by 29.00 in. high. The port shall have a cover (door) centrally located on the front wall of the Type I CBC. The
port shall be located as low as possible without compromising the structural integrity of the Type I CBC. The port shall permit
access through the port without interference with the HMMWV’s “B” pillar. The access port cover (door) shall not open into the
cab of the HMMWV and, in the open position, shall take up as little room as practicable. The cover (door) shall be capable of being
opened from both the interior and exterior of the Type I CBC by applying no more than 10 lb of force and shall be capable of being
locked from the interior.
4.4 Structural Requirements:
4.4.1 Roof Loads—The Type I CBC roof shall be capable of supporting, without structural damage, degradation or permanent
deformation: (1) a uniformly distributed load of 40 lb/ft over the entire surface and (2) a concentrated load of 660 lb over a 1 by
2 ft area applied anywhere on the roof.
4.4.2 Interior Payload Provisions—The Type I CBC shall be capable of accepting threaded fasteners such as rivnuts and inserts
for mounting equipment to the interior of the Type I CBC in accordance with ARMY TM 10-5411-231-13&P. The Type I CBC
and its Interior Payload Provisions shall be capable of supporting at least 500 lbslb of payload during its stationary, rail transport,
ground mobility, external air transport and crane lifting operation modes without damage or degradation to either the Type I CBC
or its Interior Payload Provisions. The payload shall be attached to the interior surfaces using Interior Payload Provisions and shall
be distributed as follows: 100 lbslb mounted to each of the three wall surfaces, excluding the door surface, and 200 lbslb mounted
to the ceiling. The Contractor shall fashoin an appropriate payload design to be used for all testing. This payload design shall be
approved by the procuring agency prior to use.
4.4.3 Personnel Door Loads:
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4.4.3.1 Personnel Door Structure—The Personnel Door, including its frame(s) and hardware, shall be capable of supporting a
200 lb static load without damage or degradation to either the Type I CBC, or its Personnel Door, frame(s) and hardware. The load
shall be applied parallel to the hinge line, along the door edge opposite the hinge, with the Personnel Door open to 90 degrees.
The Personnel Door shall operate freely after application of the load.
4.4.3.2 Door Stop—The Personnel Door, including its frame(s) and hardware, shall withstand a wind gust of 60 mph in any
direction when the door is secured by its door stop.
4.4.4 Surface Impact Resistance—The exterior surface of the Type I CBC’s roof shall be capable of withstanding a blow from
a 30 lb steel cylinder, 3 inches in diameter with a hemispherical end, dropped from a height of 30 in., without structural
degradation. All other exterior wall surfaces shall be capable of withstanding a blow from the same steel cylinder, dropped from
a height of 16 in., without structural degradation.
4.5 Transportability—The Type I CBC/carrier combination shall be capable of meeting the requirements for transport in the
following modes:
4.5.1 Rail—The Type I CBC/carrier combination with payload shall: (1) meet the Gabarit International de Chargement (GIC)
equipment gauge envelope as defined in interface standard MIL-STD-1366, and (2) be capable of withstanding multiple rail
impacts without damage or degradation to either the Type I CBC or its carrier and without damage to the tiedown cables, or
blocking or bracing.
4.5.2 Fixed Wing—The Type I CBC/carrier combination shall be transportable in C-130 and larger Air Mobility Command
(AMC) aircraft. The combination shall also be capable of roll-on/roll-off loading at ramp angles of 15 degrees on the C-130 and
larger AMC aircraft without special handling procedures or equipment.
4.5.3 Helicopter Sling Load (HSL)—The Type I CBC mounted on its carrier , in all its payload configurations, shall be capable
of being externally transported by CH-47 or larger rotary wing aircraft in the single point, dual point and tandem configurations
without damage or degradation to either the Type I CBC or the HMMWV. The M998 series HMMWV’s shall be equipped with
a rear bumper (that is, airlift crossmember). The Type I CBC/carrier combination shall be structurally capable of meeting the
requirements of interface standard MIL-STD-209 and MIL-STD-913 and shall show no signs of damage or degradation as a result
of being flown.
4.5.4 Ground Mobility—The Type I CBC/carrier combination, shall be capable of meeting the requirements of SAE AS8090 for
Type V mobility without damage or degradation to either the Type I CBC or its carrier. The Type I CBC/carrier combination shall
meet U.S. and NATO countries’ highway legal limits.
4.5.5 Lifting Provisions—The Type I CBC shall be equipped with lift provisions to enable it, with its payload, to be lifted on
and off its carrier without damage or degradation to either the Type I CBC or its lift provisions. The Type I CBC’s lift provisions
shall conform to the crane lift requirements of interface standard MIL-STD-209.
4.6 Finish and Marking:
4.6.1 Non-skid Surfaces—All horizontal surfaces of the Type I CBC (for example, interior floor and exterior roof) shall be
non-skid.
4.6.2 Interior Color—The color of the interior walls and ceiling of the Type I CBC shall be semi-gloss white color chip number
27875 of FED-STD-595.
4.6.3 Exterior Color—The exterior color of the Type I CBC shall either three color camouflage pattern in accordance with
drawing 81337-103984-101 or sand color chip number 686 of FED-STD-595 as specified in the purchase order (see 6.27.2). The
interior surface of the personnel door and secondary exit shall match the primary exterior color of the Type I CBC.
4.6.4 Chemical Agent Resistance—All exterior surfaces, except weather seals and gaskets, shall be Chemical Agent Resistant
Coated (CARC) in accordance with MIL-DTL-53072 using either MIL-C-46168 or MIL-C-53039 chemical agent resistant
coatings. All interior surfaces, except weather seals and gaskets, shall be Chemical Agent Resistant Coated (CARC) in accordance
with MIL-DTL-53072 using MIL-PRF-22750 chemical agent resistant coating. Weather seals shall be resistant to chemical and
biological agent contamination, decontamination fluids and petroleum products or be replaceable at the unit level.
4.6.5 Identification—The Type I CBC shall be marked in accordance with MIL-STD-129.
4.7 Environmental Requirements—Unless otherwise specified, the Type I CBC shall meet the following Environmental
requirements.
4.7.1 Humidity Resistance—The Type I CBC shall be capable of withstanding daily exposure of up to 97 % relative humidity
for 20 hoursh and exposure of 100 % relative humidity (with condensation) for 4 hoursh without evidence of corrosion, structural
damage, degradation or permanent deformation.
4.7.2 Marine Atmosphere—The Type I CBC, when exposed to a Marine environment equivalent to 25 lbslb per acre per year
(2.0 g/m /yr), shall not corrode or degrade.
4.7.3 Ice—The Type I CBC including its door(s), vents and cable ports shall be capable of withstanding and remaining
operational while the Type I CBC is exposed to the forces and effects due to the accumulation of 0.25 in (6 mm) of ice produced
by freezing rain, mist, or sea spray.
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4.7.4 Temperature Range—The Type I CBC shall be capable of withstanding temperatures ranges of -60°F to 160°F –60 to
160 °F in storage and transit and -60°F–60 to 120°F120 °F plus solar load for normal operations. The Type I CBC, including
fasteners, seals or other hardware, shall show no evidence of corrosion or degradation.
4.7.5 Temperature Shock—The Type I CBC shall withstand a temperature shock from an equilibrium state of 160°F160 to
-70°F–70 °F within 5 minutesmin and from an equilibrium state of -70°F–70 to 160°F160 °F within 5 minutesmin without
evidence of structural damage, degradation or permanent deformation.
4.7.6 Blowing Sand and Dust—The Type I CBC, when mounted on its carrier, shall resist the effects of blowing sand and dust
without damage or degradation. The Type I CBC shall remain fully operational with no more than 16.80 in. (0.50 pint) of sand
penetration into the interior of the Type I CBC. Blowing sand is defined as 150-1000 micron particles in concentrations of 1.32
-4 3
× 10 lb/ft with a wind speed of 1750 ft/min.
4.7.7 Ultraviolet Effects—The Type I CBC shall show no evidence of structural damage, degradation or permanent deformation
as a result of exposure to ultraviolet effects.
4.7.8 Flame Resistance—The Type I CBC shall be non-burning or self-extinguishing (that is, have a flame time of less than 30
seconds)s) after removal of a flame.
4.7.9 Fungus—The Type I CBC shall be impervious to fungus growth. Materials shall be selected to minimize fungus growth.
4.7.10 Watertightness—The Type I CBC, when mounted on its carrier, without the aide of supplementary sealing, caulking,
taping or other means, shall be capable of withstanding a 40 psig spray from nozzles located 19 in. from, and normal to, each
external Type I CBC surface. The Type I CBC shall not allow more than 8 fluid oz. of water into the interior of the Type I CBC
in a 40 minutemin period and the weight of the Type I CBC shall not increase by more than 1.00 lb.
4.8 Other Requirements:
4.8.1 First Article—When specified (see 6.27.2), a sample shall be subjected to first article inspection (see 4.2.15.2.1). A first
article is defined as a preproduction or an initial production sample consisting of one or more completed Type I CBC.
4.8.2 Inspection Comparison Testing Sample—When specified (see 6.27.2), the contractor shall furnish a sample for comparison
inspection and approval (see 4.2.25.2.2).
4.8.3 Manuals—Unless otherwise specified (see 6.57.5), technical manuals shall be provided with each Type I CBC.
5. Quality Assurance
5.1 Responsibility for Inspection—Unless otherwise specified in the contract or purchase order, the contractor is responsible for
the performance of all inspection requirements as specified herein. Except as otherwise specified in the contract or purchase order,
the contractor may use his own or any other facilities suitable for the performance of the inspection requirements specified herein
unless disapproved by the purchaser. The purchaser reserves the right to perform any of the inspections set forth in this
specification where such inspections are deemed necessary to ensure supplies and services conform to prescribed requirements.
5.1.1 Responsibility for Compliance—All items must meet all requirements of Sections 34 – 56. The inspections set forth in this
specification shall become a part of the contractor’s overall inspection system or quality program. The absence of any inspection
requirement in the document shall not relieve the contractor of the responsibility of ensuring that all products or supplies submitted
to the purchaser for acceptance comply with all requirements of the contract. Sampling in quality conformance does not authorize
submission of known defective material, either indicated or actual, nor does it commit the purchaser to acceptance of defective
material.
5.1.2 Responsibility for Dimensional Requirements—Unless otherwise specified in the contract or purchase order, the contractor
is responsible for ensuring that all specified dimensions have been met. When dimensions cannot be examined on the end item,
the inspection shall be made at any point, or at all points in the manufacturing process necessary to ensure compliance with all
dimensional requirements.
5.2 Classification of Inspections—The inspection requirements specified herein are classified as follows:
5.2.1 First Article Inspection—When a first article inspection is required (see 3.8.14.8.1 and 6.27.2), the Type I CBC shall be
examined for the visual defects in Table 1, dimensions specified, and tested as specified and in the sequence specified in Table 2.
Unless otherwise specified (see 6.27.2), all testing shall be performed on the same Type I CBC. The presence of any visual defect,
any dimension not within the specified tolerance, or failure of any test shall be cause for rejection of the first article.
5.2.2 Comparison Sample Inspection—When a comparison sample inspection is required (see 6.27.2), it shall be inspected and
tested as specified in 4.2.15.2.1.
5.2.3 Quality Conformance Inspection—Unless otherwise specified, sampling for inspection shall be performed in accordance
with ANSI/ASQC Z1.4-2003.
5.2.3.1 Component and Material Inspection—In accordance with 4.35.3, components and materials shall be inspected in
accordance with all the requirements of referenced documents unless otherwise excluded, amended, modified or qualified in this
specification or applicable purchase document.
5.2.3.2 End Item Visual Examination—The end item shall be examined for the defects listed in Table 3. The lot size shall be
expressed in units of one Type II
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