This document specifies the dimensions of uncoated double hexagon head bolts, close tolerance, with MJ-thread, medium thread length, in heat-resisting nickel base alloy NI-P100HT for aerospace applications.
Maximum test temperature of the parts is 650 °C.
These bolts are used in aerospace fastening systems mainly stressed in shearing force.
PUBLISHED
SRPS EN 3327:2013
PROJECT
dnaSRPS EN 3327:2025
50.20
Proof sent to secretariat or FDIS ballot initiated: 8 weeks
May 7, 2026
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