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Unit of Measure

Series

SFR5902( )( )(D)L(R)

Material Specification

MIL-S-6049

Material

8740 Alloy Steel per MIL-S-6049

Heat Treat

160 - 180 KSI UTS

Finish

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

Nut End Type

Undrilled

A Nut End Thread Size

0.5000-20 UNJF-3A

Stud End type

Recess

B Stud End Thread Size

0.8750-14 UNJF-3B

B Stud End Thread-Pitch Diameter

0.8328-0.8308 in

B Stud End Thread-Minor Diameter

0.7916-0.7786 in

C ±.010

1.038 in

D - Dia

0.499-0.495 in

E - Dia +.005 -.004

0.687 in

F - Dia +.007 -.002

0.721 in

G - Dia +.000 -.015

0.778 in

H - Dia Min

0.645 in

J

30.000

K +2 -1

111.000 º

M ref

0.658 in

N -Dia

0.470 in

T ±.015

0.875 in

V

0.255 Inch

P - Dia ±.010

0.416 in

L ±.015

1.625 in

Lockring - Carbon Steel

RLRR1997-108

Lockring - A-286 Cres

RLRR1997E108

Grip Length

0.750 in

Shank Length

0.344 in