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SSH EN 3637:2023

Aerospace series - Nut, self-locking, bi-hexagonal (double reduced), in heat resisting nickel base alloy - NI-P101HT (Waspaloy), silver plated, Classification: 1 210 MPa/730 °C

Sep 10, 2025

General information

60.60     Sep 10, 2025

DPS

DPS/KT 256

European Norm

49.030.30  

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Published

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Scope

This document specifies the dimensions of self-locking, silver-coated bi-hexagonal nuts with MJ-thread in heat resisting nickel base alloy NI-P101HT for aerospace applications.
Maximum test temperature of the material 730 °C.

Life cycle

PREVIOUSLY

WITHDRAWN
SSH EN 3637:2008

NOW

PUBLISHED
SSH EN 3637:2023
60.60 Standard published
Sep 10, 2025

Related project

Adopted from EN 3637:2023 IDENTICAL