The Retaining Ring is a component of the Turbine Rotor Assy, Part Number 575149/657083, installed on Sikorsky S-64E, Sikorsky S-64F, Sikorsky CH-54. Quantity 8 per assembly.
OEM Part Number: 370211
Able Part Number: 370211AA
Manufacturer: Pratt & Whitney
Make: Sikorsky
Model: S-64E
Commercial: S64-E/F
Military CH-54
or call (602) 304-1227 Ext: 1053