EN 4121:2004

SLOVENSKI STANDARD
01-junij-2005
1DGRPHãþD
SIST EN 4121:2004
Aerospace series - Shank nuts, serrated, self-locking, in heat resisting steel FE-
PA2601 (A286), silver plated on thread - Classification: 1 100 MPa (at ambient
temperature) / 650 °C
Aerospace series - Shank nuts, serrated, self-locking, in heat resisting steel FE-PA2601
(A286), silver plated on thread - Classification: 1 100 MPa (at ambient temperature) / 650
°C
Luft- und Raumfahrt - Einnietmuttern, verzahnt, selbstsichernd, aus hochwarmfestem
Stahl FE-PA2601 (A286), Gewinde versilbert - Klasse: 1 100 MPa (bei
Raumtemperatur) / 650 °C
Série aérospatiale - Écrous dentelés a sertir, a freinage interne, en acier résistant a
chaud FE-PA2601 (A286), argentés sur filetage - Classification : 1 100 MPa (a
température ambiante ) / 650 °C
Ta slovenski standard je istoveten z: EN 4121:2004
ICS:
49.030.30 Matice Nuts
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
EN 4121
NORME EUROPÉENNE
EUROPÄISCHE NORM
November 2004
ICS 49.030.30 Supersedes EN 4121:2003
English version
Aerospace series - Shank nuts, serrated, self-locking, in heat
resisting steel FE-PA2601 (A286), silver plated on thread -
Classification: 1 100 MPa (at ambient temperature) / 650° C
Série aérospatiale - Écrous dentelés à sertir, à freinage Luft- und Raumfahrt - Einnietmuttern, verzahnt,
interne, en acier résistant à chaud FE-PA2601 (A286), selbstsichernd, aus hochwarmfestem Stahl FE-PA2601
argentés sur filetage - Classification : 1 100 MPa (à (A286), Gewinde versilbert - Klasse: 1 100 MPa (bei
température ambiante ) / 650° C Raumtemperatur) / 650° C
This European Standard was approved by CEN on 11 September 2003.

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 Central Secretariat 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
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versions.
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© 2004 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 4121:2004: E
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Contents                                                                      Page

Foreword.3
1 Scope .4
2 Normative references .4
3 Required characteristics.4
3.1 Configuration – Dimensions – Tolerances – Masses .4
3.2 Materials .4
3.3 Surface treatment .5
4 Designation .6
5 Marking .6
6 Technical specification .6
7 Installation.6
Foreword
This document (EN 4121:2004) has been prepared by the European Association of Aerospace
Manufacturers - Standardization
...