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Unit of Measure

Series

RL

Basic Lockring Size

24
Material Type1 4130 Steel or 4140 Steel or 8740 Steel

Material Specification

AMS 6370 (4130 Steel), AMS 6382 (4140 Steel), AMS 6322 (8740 Steel)

Heat Treat

36-45 HRc per AMS 2759

Finish

Zinc Plate per QQ-Z-325, Type II, Class 3

A - Dia +.005 -.004

0.399 in

B - Dia +.004 -.003

0.266 in

C - Thickness

0.112 in

D - Dia

0.343 in

E - Nr. of External Serrations (Total Teeth), Approx

24.000

F - Nr. of Internal Serrations

17.000
  • 1 The Preferred Alloy Steel Material is the 4130, 4140 or 8740 (SA code).