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SR( ), Self-locking and non-locking, various materials, finishes.
SR( ) Series = M45932/x-x : SR( )L Series = M45932/x-xL : SR( )L0004 : SR( )L0024 = M45932/x-xC : SR( )L0025 = M45932/x-xDL : SR( )L0036 = M45932/x-xAL : SR( )-0001 : SR( )-0004 : SR( )-0021 : SR( )-0024 = M45932/x-xCL : SR( )-0025 = M45932/x-xD : SR( )-0036 = M45932/x-xA

Specifications

Material

4130 Steel (AMS 6370) or 8740 Steel (AMS 6322)

Finish

Cadmium Plate per AMS-QQ-P-416, Type III, Class 3 plus Solid Film Lube per AS5272, Type I

Heat Treat

25-34 Rc

Temperature Range

Up to +450°F

Magnetic

Yes

Internal Thread Lock

Yes

Internal Thread

0.5000-20 UNF-3B

External Thread

0.5625-24 UNEF-3A

Max. Minor

0.5290

C +.008 -.002

0.505

D +.015 -.000

0.135

(E)

0.439

G ± 0.010

0.750

H Thread

0.5625-24 UNEF-3B

J +.004 -.001

0.531 (17/32)

K +.004 -.001

0.562

L

0.113

M Min

0.785

Step Drill Part Number

SR50D

Drive Wrench Number

SR50WA

Swage Tool

SR50SA

Removal Tool Part Number

SR50R

Removal Drill Size

0.546 (35/64)