Aerospace series - Rod-end with bearing per EN 4614 with self lubricating liner in corrosion resisting steel with external threaded shank - Dimensions and loads - Inch series

This European standard specifies the characteristics of adjustable rod-ends consisting of:
-   a self aligning ball bearing with self lubricating liner (EN 4614);
-   a rod end with threaded shank with an optional longitudinal groove for locking purposes.
They are intended for use in fixed or moving parts of the aircraft structure and their control mechanisms.

Luft- und Raumfahrt - Ösenkopf mit Gelenklager nach EN 4614 mit selbstschmierender Beschichtung aus korrosionsbeständigem Stahl mit Außengewinde - Maße und Belastungen - Inch Reihe

Série aérospatiale - Embout à rotule lisse suivant EN 4614, en acier résistant à la corrosion, à garniture autolubrifiante, avec filetage extérieur - Dimensions et charges - Série en inches

Aeronavtika - Končnik z očesom in ležajem po EN 4614 s samomazalno oblogo, iz korozijsko odpornega jekla, z zunanjo navojno ročico - Mere in obremenitve - Palčne mere

Ta evropski standard določa karakteristike nastavljivih končnikov z očesom, ki so sestavljeni iz:
 samoporavnalnega krogličnega ležaja s samomazalno oblogo (EN 4614);
 končnika z očesom in navojno ročico z izbirnim vzdolžnim utorom za zaklepanje.
Namenjeni so za uporabo v fiksnih ali premikajočih se delih ogrodja letala in njihovih nadzornih mehanizmih.

General Information

Status
Published
Publication Date
30-Apr-2019
Withdrawal Date
29-Nov-2019
Current Stage
6060 - Definitive text made available (DAV) - Publishing
Start Date
01-May-2019
Completion Date
01-May-2019

Overview

EN 6056:2019 is a CEN (European) aerospace standard that defines rod-ends with self-aligning bearings per EN 4614, using a self‑lubricating PTFE liner and corrosion-resisting steel bodies with an external threaded shank. The standard covers the inch series of rod-ends and specifies their dimensions, loads, materials, surface treatments, starting torques and designation/marking for use in fixed or moving aircraft structures and control mechanisms.

Keywords: EN 6056:2019, rod-end, EN 4614, self-lubricating liner, corrosion resisting steel, inch series, aerospace dimensions and loads

Key topics and technical requirements

  • Configuration & dimensions: Detailed geometry, tolerances and masses are given (Figure 1 / Table 1). Diameter codes correspond to nominal diameters in 1/16 inch.
  • Bearing: Uses the self-aligning spherical bearing and PTFE liner defined in EN 4614.
  • Threading: External threads use aerospace UNJ/UNJF-type rolled threads per ISO 3161 and ISO 3353 requirements.
  • Materials:
    • Liner: PTFE (per EN 4614)
    • Rod‑end body: corrosion‑resistant steel per AMS 5643 with hardness range 35 ≤ HRC ≤ 42
  • Surface treatment:
    • Code T: passivation (ISO 8074)
    • Code P: cadmium plating + chromating (EN 2133) with specified coating thickness ranges; threads have reduced plating thickness
  • Mechanical loads & fatigue: Static, proof, ultimate and fatigue loads are defined in Table 4; fatigue verification method and a standard fatigue spectrum are provided in Annex A.
  • Starting torques: Specified normal and reduced ranges (Table 5) to guide assembly torque and lubrication decisions.
  • Environmental range: Design use from −55 °C to +150 °C.
  • Identification & quality: Rules for designation, marking and quality management system requirements are included.

Practical applications and users

  • Who uses EN 6056:2019:
    • Aircraft OEMs and aerospace suppliers selecting rod‑ends for control linkages, actuators and structural attachments
    • Design and mechanical engineers specifying component geometry, loads and materials
    • Procurement and quality managers verifying supplier conformity and marking
    • Certification and maintenance teams ensuring correct parts and treatments are used
  • Where it’s applied:
    • Control mechanisms, flight control linkages, landing gear subsystem linkages and other dynamic or fixed attachments requiring aligned motion and corrosion resistance
  • Value: Ensures interchangeability, consistent fatigue/ static performance, appropriate corrosion protection and traceability across the aerospace supply chain.

Related standards

  • EN 4614 - spherical plain bearing with self‑lubricating liner (product standard)
  • EN 2068 - rod-end technical specification and test definitions
  • EN 2133 - cadmium plating and chromating
  • ISO 3161, ISO 3353 - aerospace thread requirements
  • ISO 8074 - surface treatment of austenitic stainless steel
  • TR 4475, EN 2424, AMS 5643, NAS 559 - referenced for terminology, marking and material limits

EN 6056:2019 is essential when specifying inch‑series, corrosion‑resisting rod‑ends with self‑lubricating liners for certified aerospace applications.

Standard
EN 6056:2019
English language
16 pages
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Standards Content (Sample)


SLOVENSKI STANDARD
01-julij-2019
Aeronavtika - Končnik z očesom in ležajem po EN 4614 s samomazalno oblogo, iz
korozijsko odpornega jekla, z zunanjo navojno ročico - Mere in obremenitve -
Palčne mere
Aerospace series - Rod-end with bearing per EN 4614 with self lubricating liner in
corrosion resisting steel with external threaded shank - Dimensions and loads - Inch
series
Luft- und Raumfahrt - Ösenkopf mit Gelenklager nach EN 4614 mit selbstschmierender
Beschichtung aus korrosionsbeständigem Stahl mit Aussengewinde - Maße und
Belastungen - Inch Reihe
Série aérospatiale - Embout à rotule lisse EN 4614 en acier resistant a la corrosion à
garniture autolubrifiante avec le filetage extérieur - Dimensions et charges - Série en
inches
Ta slovenski standard je istoveten z: EN 6056:2019
ICS:
49.035 Sestavni deli za letalsko in Components for aerospace
vesoljsko gradnjo construction
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EN 6056
EUROPEAN STANDARD
NORME EUROPÉENNE
May 2019
EUROPÄISCHE NORM
ICS 49.035
English Version
Aerospace series - Rod-end with bearing per EN 4614 with
self lubricating liner in corrosion resisting steel with
external threaded shank - Dimensions and loads - Inch
series
Série aérospatiale - Embout à rotule lisse suivant EN Luft- und Raumfahrt - Ösenkopf mit Gelenklager nach
4614, en acier résistant à la corrosion, à garniture EN 4614 mit selbstschmierender Beschichtung aus
autolubrifiante, avec filetage extérieur - Dimensions et korrosionsbeständigem Stahl mit Außengewinde -
charges - Série en inches Maße und Belastungen - Inch Reihe
This European Standard was approved by CEN on 5 November 2018.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2019 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 6056:2019 E
worldwide for CEN national Members.

Contents
Page
European foreword . 3
Introduction . 4
1 Scope . 5
2 Normative references . 5
3 Terms, definitions and symbols . 6
4 Requirements . 6
4.1 Configuration, dimensions, tolerances and mass . 6
4.2 Surface roughness . 6
4.3 Right or left hand thread . 10
4.4 With or without longitudinal groove . 10
4.5 Material . 10
4.6 Surface treatment . 10
4.7 Loads . 11
4.8 Starting torques . 12
4.9 Temperature range . 12
5 Designation. 13
6 Marking . 13
7 Technical specification . 13
8 Quality management system . 13
Annex A (normative) Verification of fatigue loads . 14
A.1 Standard rod-end fatigue spectrum . 14
A.2 Method . 14
Annex B (informative) Standard evolution form . 15
Bibliography . 16

European foreword
This document (EN 6056:2019) has been prepared by the Aerospace and Defence Industries
Association of Europe - Standardization (ASD-STAN).
After enquiries and votes carried out in accordance with the rules of this Association, this Standard has
received the approval of the National Associations and the Official Services of the member countries of
ASD, prior to its presentation to CEN.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by November 2019, and conflicting national standards
shall be withdrawn at the latest by November 2019.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia,
France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta,
Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and the United Kingdom.
Introduction
This document is published at edition P2. Former P1 and drafts may exist of Airbus development only
but without any ASD-STAN official publication. In consequence configuration management
discrepancies with these unofficial documents are under Airbus responsibility.
1 Scope
This European standard specifies the characteristics of adjustable rod-ends consisting of:
 a self-aligning ball bearing with self-lubricating liner (EN 4614);
 a rod-end with threaded shank with an optional longitudinal groove for locking purposes.
They are intended for use in fixed or moving parts of the aircraft structure and their control
mechanisms.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content
constitutes requirements of this document. For dated references, only the edition cited applies. For
undated references, the latest edition of the referenced document (including any amendments) applies.
EN 2068, Aerospace series — Rod ends with self-lubricating, self-aligning bearings — Technical
specification
EN 2133, Aerospace series — Cadmium plating of steels with specified tensile strength ≤ 1 450 MPa,
copper, copper alloys and nickel alloys
EN 2424, Aerospace series — Marking of aerospace products
EN 4614, Aerospace series — Spherical plain bearing in corrosion resisting steel with self-lubricating liner,
wide series — Dimensions and loads — Inch series
ISO 1132-1, Rolling bearings — Tolerances — Part 1: Terms and definitions
ISO 3161, Aerospace — UNJ threads — General requirements and limit dimensions
ISO 3353-1, Aerospace — Lead and runout threads — Part 1: Rolled external threads
ISO 3353-2, Aerospace — Lead and runout threads — Part 2: Internal threads
ISO 8074, Aerospace — Surface treatment of austenitic stainless steel parts
NAS 559, Lock-rod end (key type)
SAE AMS 5643, Steel, corrosion resistant, bars wire, forgings, tubing and rings
16Cr-4.0Ni-0.30(Cb+Ta)-4.0Cu solution heat treated, precipitation hardenable
TR 4475, Bearings and mechanical transmissions for airframe applications — Vocabulary

1 Published by: Aerospace Industr
...

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Frequently Asked Questions

EN 6056:2019 is a standard published by the European Committee for Standardization (CEN). Its full title is "Aerospace series - Rod-end with bearing per EN 4614 with self lubricating liner in corrosion resisting steel with external threaded shank - Dimensions and loads - Inch series". This standard covers: This European standard specifies the characteristics of adjustable rod-ends consisting of: - a self aligning ball bearing with self lubricating liner (EN 4614); - a rod end with threaded shank with an optional longitudinal groove for locking purposes. They are intended for use in fixed or moving parts of the aircraft structure and their control mechanisms.

This European standard specifies the characteristics of adjustable rod-ends consisting of: - a self aligning ball bearing with self lubricating liner (EN 4614); - a rod end with threaded shank with an optional longitudinal groove for locking purposes. They are intended for use in fixed or moving parts of the aircraft structure and their control mechanisms.

EN 6056:2019 is classified under the following ICS (International Classification for Standards) categories: 49.035 - Components for aerospace construction. The ICS classification helps identify the subject area and facilitates finding related standards.

You can purchase EN 6056:2019 directly from iTeh Standards. The document is available in PDF format and is delivered instantly after payment. Add the standard to your cart and complete the secure checkout process. iTeh Standards is an authorized distributor of CEN standards.

기사 제목: EN 6056:2019 - 항공우주 시리즈 - 스레드 샤크가 있는 내식강 자체윤활 라이너가 있는 EN 4614 규격의 링크로드-앤드 - 치수 및 하중 - 인치 시리즈 기사 내용: 이 유럽 표준은 조정 가능한 링크로드-앤드의 특성을 규정합니다: - 자체 유착 볼 베어링과 자체 윤활 라이너(EN 4614); - 선택 사항으로 스레드 샤크가 있는 링크로드-앤드. 이들은 항공기 구조물 및 제어 메커니즘의 고정 또는 이동하는 부분에 사용되도록 설계되었습니다.

The European standard EN 6056:2019 outlines the specifications for adjustable rod-ends used in aircraft structures and control mechanisms. These rod-ends consist of a self-aligning ball bearing with a self-lubricating liner (EN 4614), and a threaded shank with an optional groove for locking. The standard provides dimensional and load requirements for these rod-ends.

記事のタイトル:EN 6056:2019-航空宇宙シリーズ-EN 4614によるセルフルブリケーションライナー付き腐食耐性鋼の外部スレッドシャンクを持つロッドエンド-寸法と荷重-インチシリーズ 記事内容:この欧州規格は、調整可能なロッドエンドの特性を規定しています: - セルフアライニングボールベアリングとセルフルブリケーションライナー(EN 4614); - 必要に応じてロッキング目的のためのスレッドシャンクを持つロッドエンド。 これらは航空機の構造および制御機構の固定または移動部に使用することを目的としています。