Item # RLRR2118SU6, RLRR()SU Series Lock Rings - Oversized On Howmet Aerospace

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Unit of Measure

Specifications
Notes

Series	N/A RLRR()SU
Serration Size	N/A 2118
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 0.298 in
B - Thickness	N/A 0.099 in
C	N/A 0.040 in
E - Dia +.004 -.003	N/A 0.189 in
F - Diameter	N/A 0.223 in
G - Dia +.005 -.004	N/A 0.354 in
H - Dia +.003 -.006	N/A 0.324 in
J - Nr. of Internal Serrations	N/A 16.000
K +1º -2º	N/A 90.000 º
M - Nr. of Full External Serrations Each Side	N/A 6.000
N	N/A 90.000 º
R - Radius, 2 Places	N/A 0.159 in

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