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Unit of Measure

Series

 N/A RLRR()SU

Serration Size

 N/A 3128
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 Hardness Shall Be 269 HB Min

Finish

 N/A Passivate per AMS2700

A - Dia

 N/A 0.452 in

B - Thickness

 N/A 0.138 in

C

 N/A 0.040 in

E - Dia +.004 -.003

 N/A 0.323 in

F - Diameter

 N/A 0.364 in

G - Dia +.005 -.004

 N/A 0.514 in

H - Dia +.003 -.006

 N/A 0.480 in

J - Nr. of Internal Serrations

 N/A 20.000

K +1º -2º

 N/A 102.000 º

M - Nr. of Full External Serrations Each Side

 N/A 8.000

N

 N/A 90.000 º

R - Radius, 2 Places

 N/A 0.238 in

Notes

 N/A
  • Fillets R 0.015 max.
  • Break all sharp edges 0.003-0.015, except serrations.
  • 1 The Preferred Alloy Steel Material is the 4130, 4140 or 8740 (SA code).