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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

 N/A 4130 Steel (AMS 6370) or 8740 Steel (AMS 6322)

Finish

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

Heat Treat

 N/A 25-34 Rc

Temperature Range

 N/A Up to +450°F

Magnetic

 N/A Yes

Internal Thread Lock

 N/A Yes

Internal Thread

 N/A 0.2500-28 UNF-3B

External Thread

 N/A 0.3125-24 UNF-3A

Max. Minor

 N/A 0.2785

C +.008 -.002

 N/A 0.252

D +.015 -.000

 N/A 0.095

(E)

 N/A 0.210

G ± 0.010

 N/A 0.380

H Thread

 N/A 0.3125-24 UNF-3B

J +.004 -.001

 N/A 0.281 (9/32)

K +.004 -.001

 N/A 0.312

L

 N/A 0.082

M Min

 N/A 0.415

Step Drill Part Number

 N/A SR25D

Drive Wrench Number

 N/A SR25WA

Swage Tool

 N/A SR25SA

Removal Tool Part Number

 N/A SR25R

Removal Drill Size

 N/A 0.297 (19/64)