1 Scope
This document defines the requirements for qualification, acceptance, delivery and
inspection of 100° countersunk head, 100° countersunk reduced head and protruding
head close tolerance pins, shear type in aluminium alloy 7050‑T73 and collars of aluminium
alloy 3003 and of aluminium alloy 6061-T7 for use as permanent fasteners in aerospace
applications.