This document specifies the characteristics, qualification and acceptance requirements for self-locking shaft-nuts and threaded rings, with right- or left-hand MJ threads, in FE-PA2601, silver-plated, for aerospace applications.
Temperature class: 450 °C .
It is applicable whenever referenced.
PUBLISHED
SRPS EN 3299:2019
PROJECT
naSRPS EN 3299:2026
40.20
DIS ballot initiated: 12 weeks
Jul 23, 2026
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