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Unit of Measure

Series

SFJ

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

MS51551D107B11

Lockring Part Number

RLRR33SA9

Lockring Military Part Number

MS51990-107P

Nut End Type

Drilled

A Nut End Thread Size

0.3750-24 UNJF-3A

B Stud End Thread Size

0.4375-14

B Stud End Thread-Pitch Diameter

0.3926-0.3946 in

B Stud End Thread-Minor Diameter

0.3411-0.3534 in

C Max

0.103 in

D ±.015

0.890 in

E ±.015

1.120 in

L ±.015

0.688 in