SIST ISO 16656:2021
(Main)Hydraulic fluid power -- Single rod, short-stroke cylinders with bores from 32 mm to 100 mm for use at 10 MPa (100 bar) -- Mounting dimensions
Hydraulic fluid power -- Single rod, short-stroke cylinders with bores from 32 mm to 100 mm for use at 10 MPa (100 bar) -- Mounting dimensions
ISO 16656:2016 establishes mounting dimensions for single rod short-stroke cylinders with bores from 32 mm to 100 mm for use at 10 MPa (100 bar) with or without magnetic functions, as required for interchangeability of these commonly used hydraulic cylinders.
Transmissions hydrauliques -- Vérins course courte à simple tige, d'alésages 32 mm à 100 mm, pour utilisation à 10 MPa (100 bar) -- Dimensions d'interchangeabilité
Fluidna tehnika - Hidravlika - Kratkohodni valji z enostransko batnico s premeri 32 mm do 100 mm in za 10 MPa (100 bar) - Vgradne mere
General Information
- Status
- Published
- Publication Date
- 09-Jun-2021
- Technical Committee
- IHPV - Hydraulics and pneumatics
- Current Stage
- 6060 - National Implementation/Publication (Adopted Project)
- Start Date
- 01-Jun-2021
- Due Date
- 06-Aug-2021
- Completion Date
- 10-Jun-2021
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ISO 16656:2016 - Hydraulic fluid power -- Single rod, short-stroke cylinders with bores from 32 mm to 100 mm for use at 10 MPa (100 bar) -- Mounting dimensions
ISO 16656:2016 - Hydraulic fluid power — Single rod, short-stroke cylinders with bores from 32 mm to 100 mm for use at 10 MPa (100 bar) — Mounting dimensions/18/2016
Relations
- Effective Date
- 01-Jul-2021
Overview
SIST ISO 16656:2021 specifies standardized mounting dimensions for hydraulic fluid power systems, focusing on single rod, short-stroke cylinders with bore sizes from 32 mm to 100 mm, designed to operate at a maximum pressure of 10 MPa (100 bar). This international standard ensures interchangeability and compatibility across manufacturers for frequently used hydraulic cylinders, with or without magnetic functions. The approach supports flexibility in cylinder design, while maintaining essential dimensional consistency for installation and integration into hydraulic systems.
Key Topics
- Scope of Application: Defines mounting dimensions for single rod, short-stroke hydraulic cylinders, covering bore sizes between 32 mm and 100 mm operating at 10 MPa (100 bar).
- Interchangeability: Promotes global compatibility between cylinders from different manufacturers by standardizing interface dimensions.
- Cylinder Design: Allows for technical innovation by permitting flexibility in the cylinder design, as long as standardized mounting requirements are met.
- Bore Sizes and Nominal Strokes: Specifies accepted bore diameters and standard piston stroke lengths in alignment with ISO 3320 and ISO 4393.
- Piston Rod Characteristics: Details both male and female threaded rod ends, supporting various mounting and connection options.
- Mounting Type: Identifies body, through bolt hole mounting (MB1) as the consistent mounting method for these cylinders, referencing established sizing codes.
- Identification and Documentation: Provides clear guidelines on how to reference compliance with this standard in technical documents and catalogues.
Applications
Implementation of SIST ISO 16656:2021 is critical in several domains, including:
- Industrial Machinery: Hydraulic cylinders built to these standards are commonly used in automation, manufacturing, and process equipment, where reliable force and precise linear motion are crucial.
- Mobile Equipment: Construction, agricultural, and material handling machinery benefit from easy replacement and servicing thanks to standardized mounting, ensuring minimal downtime.
- Maintenance and Retrofit: Facilitates straightforward substitution of cylinders in existing fluid power systems, regardless of the original manufacturer, reducing lead times and simplification of spare parts logistics.
- Global Trade and Procurement: By adopting internationally recognized mounting dimensions, companies can source hydraulic components globally, increasing supply chain flexibility and reducing operational risks.
Related Standards
To ensure comprehensive compatibility and quality in hydraulic systems, SIST ISO 16656:2021 references and aligns with the following international standards:
- ISO 273: Fasteners - Clearance holes for bolts and screws
- ISO 965-3: General purpose metric screw threads - Constructional thread tolerances
- ISO 1179-1: Ports and stud ends with ISO 228-1 threads for fluid power
- ISO 3320: Cylinder bore and piston rod diameter standards for fluid power
- ISO 4393: Standard series of piston strokes
- ISO 4395: Cylinder piston rod end types and dimensions
- ISO 5598: Vocabulary for fluid power systems and components
- ISO 6099: Identification codes for mounting dimensions and types
- ISO 6149-1: Ports and stud ends with ISO 261 metric threads and O-ring sealing
Conclusion
SIST ISO 16656:2021 plays a vital role in the hydraulic cylinder industry by providing a clear, standardized framework for mounting dimensions. This enables widespread compatibility, supports global sourcing, and simplifies maintenance across diverse equipment sectors, driving efficiency and reliability in hydraulic fluid power applications. Organizations relying on standardized hydraulic components benefit from reduced engineering complexity, streamlined procurement, and assured system interoperability.
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ISO 16656:2016 - Hydraulic fluid power -- Single rod, short-stroke cylinders with bores from 32 mm to 100 mm for use at 10 MPa (100 bar) -- Mounting dimensions
ISO 16656:2016 - Hydraulic fluid power — Single rod, short-stroke cylinders with bores from 32 mm to 100 mm for use at 10 MPa (100 bar) — Mounting dimensions/18/2016
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Frequently Asked Questions
SIST ISO 16656:2021 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Hydraulic fluid power -- Single rod, short-stroke cylinders with bores from 32 mm to 100 mm for use at 10 MPa (100 bar) -- Mounting dimensions". This standard covers: ISO 16656:2016 establishes mounting dimensions for single rod short-stroke cylinders with bores from 32 mm to 100 mm for use at 10 MPa (100 bar) with or without magnetic functions, as required for interchangeability of these commonly used hydraulic cylinders.
ISO 16656:2016 establishes mounting dimensions for single rod short-stroke cylinders with bores from 32 mm to 100 mm for use at 10 MPa (100 bar) with or without magnetic functions, as required for interchangeability of these commonly used hydraulic cylinders.
SIST ISO 16656:2021 is classified under the following ICS (International Classification for Standards) categories: 23.100.20 - Cylinders. The ICS classification helps identify the subject area and facilitates finding related standards.
SIST ISO 16656:2021 has the following relationships with other standards: It is inter standard links to SIST ISO 16656:2005. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
SIST ISO 16656:2021 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
SLOVENSKI STANDARD
01-julij-2021
Nadomešča:
SIST ISO 16656:2005
Fluidna tehnika - Hidravlika - Kratkohodni valji z enostransko batnico s premeri 32
mm do 100 mm in za 10 MPa (100 bar) - Vgradne mere
Hydraulic fluid power -- Single rod, short-stroke cylinders with bores from 32 mm to 100
mm for use at 10 MPa (100 bar) -- Mounting dimensions
Transmissions hydrauliques -- Vérins course courte à simple tige, d'alésages 32 mm à
100 mm, pour utilisation à 10 MPa (100 bar) -- Dimensions d'interchangeabilité
Ta slovenski standard je istoveten z: ISO 16656:2016
ICS:
23.100.20 Hidravlični valji Cylinders
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
INTERNATIONAL ISO
STANDARD 16656
Second edition
2016-08-01
Hydraulic fluid power — Single rod,
short-stroke cylinders with bores
from 32 mm to 100 mm for use
at 10 MPa (100 bar) — Mounting
dimensions
Transmissions hydrauliques — Vérins course courte à simple tige,
d’alésages 32 mm à 100 mm, pour utilisation à 10 MPa (100 bar) —
Dimensions d’interchangeabilité
Reference number
©
ISO 2016
© ISO 2016, Published in Switzerland
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form
or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior
written permission. Permission can be requested from either ISO at the address below or ISO’s member body in the country of
the requester.
ISO copyright office
Ch. de Blandonnet 8 • CP 401
CH-1214 Vernier, Geneva, Switzerland
Tel. +41 22 749 01 11
Fax +41 22 749 09 47
copyright@iso.org
www.iso.org
ii © ISO 2016 – All rights reserved
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Bore sizes . 2
5 Nominal strokes . 2
6 Piston rod characteristics . 2
7 Dimensions . 2
8 Identification statement (reference to this International Standard) . 5
Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out
through ISO technical committees. Each member body interested in a subject for which a technical
committee has been established has the right to be represented on that committee. International
organizations, governmental and non-governmental, in liaison with ISO, also take part in the work.
ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of
electrotechnical standardization.
The procedures used to develop this document and those intended for its further maintenance are
described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the
different types of ISO documents should be noted. This document was drafted in accordance with the
editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of
any patent rights identified during the development of the document will be in the Introduction and/or
on the ISO list of patent declarations received (see www.iso.org/patents).
Any trade name used in this document is information given for the convenience of users and does not
constitute an endorsement.
For an explanation on the meaning of ISO specific terms and expressions related to conformity
assessment, as well as information about ISO’s adherence to the WTO principles in the Technical
Barriers to Trade (TBT) see the following URL: Foreword - Supplementary information
The committee responsible for this document is ISO/TC 131, Fluid power systems, Subcommittee SC 3,
Cylinders.
This second editi
...
INTERNATIONAL ISO
STANDARD 16656
Second edition
2016-08-01
Hydraulic fluid power — Single rod,
short-stroke cylinders with bores
from 32 mm to 100 mm for use
at 10 MPa (100 bar) — Mounting
dimensions
Transmissions hydrauliques — Vérins course courte à simple tige,
d’alésages 32 mm à 100 mm, pour utilisation à 10 MPa (100 bar) —
Dimensions d’interchangeabilité
Reference number
©
ISO 2016
© ISO 2016, Published in Switzerland
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form
or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior
written permission. Permission can be requested from either ISO at the address below or ISO’s member body in the country of
the requester.
ISO copyright office
Ch. de Blandonnet 8 • CP 401
CH-1214 Vernier, Geneva, Switzerland
Tel. +41 22 749 01 11
Fax +41 22 749 09 47
copyright@iso.org
www.iso.org
ii © ISO 2016 – All rights reserved
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Bore sizes . 2
5 Nominal strokes . 2
6 Piston rod characteristics . 2
7 Dimensions . 2
8 Identification statement (reference to this International Standard) . 5
Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out
through ISO technical committees. Each member body interested in a subject for which a technical
committee has been established has the right to be represented on that committee. International
organizations, governmental and non-governmental, in liaison with ISO, also take part in the work.
ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of
electrotechnical standardization.
The procedures used to develop this document and those intended for its further maintenance are
described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the
different types of ISO documents should be noted. This document was drafted in accordance with the
editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of
any patent rights identified during the development of the document will be in the Introduction and/or
on the ISO list of patent declarations received (see www.iso.org/patents).
Any trade name used in this document is information given for the convenience of users and does not
constitute an endorsement.
For an explanation on the meaning of ISO specific terms and expressions related to conformity
assessment, as well as information about ISO’s adherence to the WTO principles in the Technical
Barriers to Trade (TBT) see the following URL: Foreword - Supplementary information
The committee responsible for this document is ISO/TC 131, Fluid power systems, Subcommittee SC 3,
Cylinders.
This second edition cancels and replaces the first edition (ISO 16656:2004), of which it constitutes a
minor revision.
iv © ISO 2016 – All rights reserved
Introduction
In hydraulic fluid power systems, power is transmitted and controlled through a liquid under pressure
within an enclosed circuit.
One component of such systems is the fluid power cylinder. This is a device that converts power int
...
INTERNATIONAL ISO
STANDARD 16656
Second edition
2016-08-01
Hydraulic fluid power — Single rod,
short-stroke cylinders with bores
from 32 mm to 100 mm for use
at 10 MPa (100 bar) — Mounting
dimensions
Transmissions hydrauliques — Vérins course courte à simple tige,
d’alésages 32 mm à 100 mm, pour utilisation à 10 MPa (100 bar) —
Dimensions d’interchangeabilité
Reference number
©
ISO 2016
© ISO 2016, Published in Switzerland
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form
or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior
written permission. Permission can be requested from either ISO at the address below or ISO’s member body in the country of
the requester.
ISO copyright office
Ch. de Blandonnet 8 • CP 401
CH-1214 Vernier, Geneva, Switzerland
Tel. +41 22 749 01 11
Fax +41 22 749 09 47
copyright@iso.org
www.iso.org
ii © ISO 2016 – All rights reserved
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Bore sizes . 2
5 Nominal strokes . 2
6 Piston rod characteristics . 2
7 Dimensions . 2
8 Identification statement (reference to this International Standard) . 5
Foreword
ISO (the International Organization for Standardization) is a worldwide federation of national standards
bodies (ISO member bodies). The work of preparing International Standards is normally carried out
through ISO technical committees. Each member body interested in a subject for which a technical
committee has been established has the right to be represented on that committee. International
organizations, governmental and non-governmental, in liaison with ISO, also take part in the work.
ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of
electrotechnical standardization.
The procedures used to develop this document and those intended for its further maintenance are
described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the
different types of ISO documents should be noted. This document was drafted in accordance with the
editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of
any patent rights identified during the development of the document will be in the Introduction and/or
on the ISO list of patent declarations received (see www.iso.org/patents).
Any trade name used in this document is information given for the convenience of users and does not
constitute an endorsement.
For an explanation on the meaning of ISO specific terms and expressions related to conformity
assessment, as well as information about ISO’s adherence to the WTO principles in the Technical
Barriers to Trade (TBT) see the following URL: Foreword - Supplementary information
The committee responsible for this document is ISO/TC 131, Fluid power systems, Subcommittee SC 3,
Cylinders.
This second edition cancels and replaces the first edition (ISO 16656:2004), of which it constitutes a
minor revision.
iv © ISO 2016 – All rights reserved
Introduction
In hydraulic fluid power systems, power is transmitted and controlled through a liquid under pressure
within an enclosed circuit.
One component of such systems is the fluid power cylinder. This is a device that converts power int
...