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Unit of Measure

Series

SF(T)5902

Material

8740 Alloy Steel per AMS6322

Heat Treat

35 HRC ( 160 KSI min)

Finish

Cadmium Plate per AMS- QQ-P-416, Type II, Class 3

Military Part Number

MS51992C507-64

Lockring - Low Strength Magnesium

RL1997-107

Lockring - Aluminum

RLRR1997-107

Lockring Part Number

RLRR1997E107

Lockring Military Part Number

MS51997E107P

Nut End Type

Undrilled

A Nut End Thread Size

0.5000-20 UNJF-3A

Stud End type

No Recess

B Stud End Thread Size

0.7500-16

B Stud End Thread-Pitch Diameter

0.7134-0.7114 in

B Stud End Thread-Minor Diameter

0.6773-0.6656 in

C ±.020

0.883 in

D - Dia

0.499-0.495 in

E - Dia +.005 -.004

0.567 in

F - Dia +.007 -.002

0.601 in

G - Dia +.000 -.015

0.665 in

H - Dia Min

0.535 in

J

26.000

K +2 -1

111.000 º

T ±.015

0.875 in

V ±.016

0.200 Inch

P - Dia ±.010

0.416 in

L ±.015

4.000 in

Grip Length

3.125 in

Shank Length

0.250 in

Step Drill Part Number

SDC750JC

Drive Wrench Number

R1110W

Lockring Drive Tool Part Number

SF5902-7D