Howmet Aerospace - Lockring - RLRR1997 Series

Unit of Measure

Items	RLRR1997-104103 Lockring - RLRR1997 Series	RLRR1997E104103 Lockring - RLRR1997 Series	RLRR1997-106105 Lockring - RLRR1997 Series	RLRR1997E106105 Lockring - RLRR1997 Series
Basic Lockring Size	N/A 104	N/A 104	N/A 106	N/A 106
Material¹	N/A 4130 Alloy Steel or 4140 Alloy Steel or 8740 Alloy Steel	N/A A286 CRES	N/A 4130 Alloy Steel or 4140 Alloy Steel or 8740 Alloy Steel	N/A A286 CRES
Material Specification	N/A AMS 6370 (4130 Steel), AMS 6382 (4140 Steel), AMS 6322 (8740 Steel)	N/A AMS 5731 or AMS 5732 or AMS 5734 or AMS 5737	N/A AMS 6370 (4130 Steel), AMS 6382 (4140 Steel), AMS 6322 (8740 Steel)	N/A AMS 5731 or AMS 5732 or AMS 5734 or AMS 5737
Finish	N/A Cadmium Plate per AMS-QQ-P-416, Type II, Class 3	N/A Passivate per AMS2700	N/A Cadmium Plate per AMS-QQ-P-416, Type II, Class 3	N/A Passivate per AMS2700
Heat Treat	N/A 36-45 HRc Hardness	N/A 269 HB Min Hardness	N/A 36-45 HRc Hardness	N/A 269 HB Min Hardness
A - Dia +.008 -.007	N/A 0.430 in	N/A 0.430 in	N/A 0.606 in	N/A 0.606 in
B - Thickness +.010 -.005	N/A 0.110 in	N/A 0.110 in	N/A 0.157 in	N/A 0.157 in
C	N/A 0.044 in	N/A 0.044 in	N/A 0.040 in	N/A 0.040 in
E - Dia +.004 -.003	N/A 0.266 in	N/A 0.266 in	N/A 0.390 in	N/A 0.390 in
F - Diameter	N/A 0.315 in	N/A 0.315 in	N/A 0.425 in	N/A 0.425 in
G - Dia +.005 -.004	N/A 0.478 in	N/A 0.478 in	N/A 0.657 in	N/A 0.657 in
H - Dia +.003 -.006	N/A 0.435 in	N/A 0.435 in	N/A 0.611 in	N/A 0.611 in
J	N/A 17.000	N/A 17.000	N/A 24.000	N/A 24.000
K +1o -2o	N/A 86.000 º	N/A 86.000 º	N/A 102.000 º	N/A 102.000 º
M	N/A 6.000	N/A 6.000	N/A 7.000	N/A 7.000
N	N/A 97.000 º	N/A 97.000 º	N/A 96.000 º	N/A 96.000 º
R - Radius, 2 Places	N/A 0.217 in	N/A 0.217 in	N/A 0.304 in	N/A 0.304 in
¹ The Preferred Alloy Steel Material is the 4130, 4140 or 8740 (SA code).