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Superseded by RL24( )7 for new design and applications where it is agreeable by customer to increase counterbore diameter. RL23( )7 will continue to be supplied for existing designs as required.

Unit of Measure

Series

 N/A RL

Basic Lockring Size

 N/A 23
Material Type1 N/A A286 CRES

Material Specification

 N/A AMS 5731 or AMS 5732 or AMS 5734 or AMS 5737

Heat Treat

 N/A 32-40 HRc

Finish

 N/A Passivate per AMS2700

A - Dia +.005 -.004

 N/A 0.389 in

B - Dia +.004 -.003

 N/A 0.266 in

C - Thickness

 N/A 0.123 in

D - Dia

 N/A 0.343 in

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

 N/A 24.000

F - Nr. of Internal Serrations

 N/A 17.000

N/A

  • Fillets rad 0.015 max.
  • Unless otherwise specified, break sharp edges 0.003-0.015, except serrations.
  • 1 The Preferred Alloy Steel Material is the 4130, 4140 or 8740 (SA code).