A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Undercarriages and parts thereof, for use in military aircraft
NSN 5960-00-140-9583
NSN 5960-01-495-0859
NSN 6650-01-411-6292
NSN 6135-00-756-6149
NSN 5960-01-438-0245
NSN 5996-01-226-0606
NSN 5930-01-185-1550
NSN 5855-01-178-6396
NSN 6145-01-392-5960
NSN 2925-01-437-9041
NSN 5910-01-108-5421
NSN 5935-00-010-1585