AIA NASM20700

Grooved pins are intended for use in such applications where ordinary straight and tapered pins might be used with press fits, but where use of grooved pins affords greater economy or strength.

This specification covers headless grooved pins having longitudinal grooves(see 6.1)

Classification.

Types and grades.

Headless grooved pins covered by this specification shall be of the following types and grades (see figure 1):

Type A — Taper groove, full length

Type B — Taper groove, half length

Type C — Straight groove, full length

Type D — Taper groove, reverse taper

Type E — Taper, half length, center groove

Type F — Straight groove (hopper feeding)

Grade A - Carbon steel

Grade B - Corrosion-resisting steel

Grade C - Brass