ISO 13417:1997
(Main)Aerospace — Airframe needle track roller, stud type, single-row, sealed — Metric series
Aerospace — Airframe needle track roller, stud type, single-row, sealed — Metric series
Aéronautique et espace — Galets de came à aiguilles sur axe, à une rangée, avec joints, pour cellule d'aéronef — Série métrique
General Information
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Standards Content (Sample)
INTERNATIONAL ISO
STANDARD 13417
First edition
1997-12-15
Aerospace — Airframe needle track roller,
stud type, single-row, sealed —
Metric series
Aéronautique et espace — Galets de came à aiguilles sur axe, à une
rangée avec joints, pour cellule d'aéronef — Série métrique
A
Reference number
ISO 13417:1997(E)
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ISO 13417:1997(E)
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.
Draft International Standards adopted by the technical committees are circulated to the member bodies for voting.
Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote.
International Standard ISO 13417 was prepared by Technical Committee ISO/TC 20, ,
Aircraft and space vehicles
Subcommittee SC 15, .
Airframe bearings
Annex A of this International Standard is for information only.
© ISO 1997
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic
or mechanical, including photocopying and microfilm, without permission in writing from the publisher.
International Organization for Standardization
Case postale 56 • CH-1211 Genève 20 • Switzerland
Internet central@iso.ch
X.400 c=ch; a=400net; p=iso; o=isocs; s=central
Printed in Switzerland
ii
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©
INTERNATIONAL STANDARD ISO ISO 13417:1997(E)
Aerospace — Airframe needle track roller, stud type, single-row,
sealed — Metric series
1 Scope
This International Standard specifies the characteristics, boundary dimensions, tolerances, internal clearances and
permissible static loads of metric series, single-row, stud type needle track rollers used in airframe applications.
The airframe needle roller bearings covered by this International Standard are designed to operate in the temperature
range –54 °C to +121 °C.
2 Normative references
The following standards contain provisions which, through reference in this text, constitute provisions of this
International Standard. At the time of publication, the editions indicated were valid. All standards are subject to
revision, and parties to agreements based on this International Standard are encouraged to investigate the possibility
of applying the most recent editions of the standards indicated below. Members of IEC and ISO maintain registers of
currently valid International Standards.
ISO 286-2:1988, ISO system of limits and fits — Part 2: Tables of standard tolerance grades and limit deviations for
holes and shafts.
1)
ISO 683-17:— , Heat-treated steels, alloy steels and free-cutting steels — Part 17: Ball and roller bearing steels.
ISO 1132:1980, Rolling bearings — Tolerances — Definitions.
ISO 2082:1986, Metallic coatings — Electroplated coatings of cadmium on iron or steel.
ISO 3353:1976, Aerospace — Rolled threads for bolts — Lead and runout requirements.
ISO 4520:1981, Chromate conversion coatings on electroplated zinc and cadmium coatings.
ISO 5593:1997, Rolling bearings — Vocabulary.
ISO 5855-1:1988, Aerospace — MJ threads — Part 1: General requirements.
ISO 5855-2:1988, .
Aerospace — MJ threads — Part 2: Limit dimensions for bolts and nuts
ISO 6158:1984, Metallic coatings — Electroplated coatings of chromium for engineering purposes.
ISO 13411:1997, Aerospace — Airframe needle roller, cylindrical roller and track roller bearings — Technical
specification.
2)
AMS 2417E:1993, Plating, zinc-nickel alloy .
1)
To be published. (Revision of ISO 683-17:1976)
2)
Available from: SAE International
400 Commonwealth Drive
Warrendale, PA 15096-0001 USA
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ISO 13417:1997(E) ISO
3 Definitions
For the purposes of this International Standard, the definitions given in ISO 5593 apply.
4 Symbols
4.1 For the purposes of this International Standard, the symbols given in ISO 1132 apply. The symbols (except those
for tolerances) shown in the figures and the values given in the tables denote nominal dimensions unless specified
otherwise.
4.2 The following additional symbols for bearings covered by this International Standard also apply.
B overall width (over faces of end washers)
C permissible static radial load
s
d stud diameter
1
d cotter pin hole diameter
2
d clamping face diameter
a
L length of thread on stud
1
L distance from centreline of cotter pin hole to end of thread
2
R crown radius of outer ring
5 Required characteristics
5.1 Dimensions — Tolerances — Internal clearances — Loads
For values, see table 1. For configuration, see figure 1.
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©
ISO ISO 13417:1997(E)
Table 1
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ISO 13417:1997(E) ISO
1) In accordance with ISO 5855-1 and ISO 5855-2.
Key
1 All track rollers have lubrication fitting in flanged end of stud
2 Lubrication groove optional
3 Lubrication fitting in threaded end of stud optional
4 Grip length
5 Seals
Figure 1
5.2 Surface roughness
Rollers: R = 0,2 mm max.
a
Inner ring raceway: R = 0,4 mm max.
a
Outer ring raceway: R = 1,0 mm max.
a
End washers: R = 1,6 mm max. at roller contact area.
a
6 Materials
Ring/stud: bearing steel - ISO 683-17, type 1, raceways and stud flange hardness 58 HRC to 66 HRC (670 HV to
860 HV), stud core hardness 36 HRC to 44 HRC (354 HV to 434 HV).
Rollers: bearing steel - ISO 683-17, type 1, heat treated to 58 HRC to 66 HRC (670 HV to 860 HV).
End washers: steel heat treated to 51 HRC to 60 HRC (528 HV to 697 HV) at roller contact area.
Seals: acetal resin, nylon or equivalent.
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ISO ISO 13417:1997(E)
7 Surface treatment
Bearings made of conventional rolling bearing steel shall have the external surfaces of the outer ring chromium
7.1
plated, and all other external surfaces shall be cadmium or zinc-nickel plated.
7.2 If made of corrosion resisting steel, cadmium plating (code letter H) shall be subject to agreement between the
customer and the manufacturer.
7.3 Where cadmium plating is specified (code letters D, M and H), it shall be in accordance with ISO 2082. The
thickness of the plating shall not be less than 7 μm and not more than 15 μm. The bearing shall be embrittlement-
relieved within 4 h of plating by heat treatment at 140 °C ± 10 °C for a minimum of 8 h followed by chromate treatment
in accordance with ISO 4520 (code letters D and H only).
7.4 Where chromium pl
...
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