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Unit of Measure

Series

SFTJ

Material

4340 Steel

Material Specification

MIL-S-5000

Heat Treat

160-180 KSI UTS

Finish

Cadmium plate per QQ-P-416, Type II, Class 3

Military Part Number

MS51551D208-14

Lockring Part Number

RLRR38SA9

Lockring Military Part Number

MS51990-108P

Nut End Type

Undrilled

A Nut End Thread Size

0.4375-20 UNJF-3A

B Stud End Thread Size

0.5000-20

B Stud End Thread-Pitch Diameter

0.4694-0.4711 in

B Stud End Thread-Minor Diameter

0.4325-0.4422 in

C Max

0.120 in

D ±.015

0.610 in

E ±.015

0.810 in

L ±.015

0.875 in