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: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 5935-00-244-0935
NSN 6240-01-572-5163
NSN 6105-00-241-8071
NSN 6135-00-635-9187
NSN 6145-01-134-7598
NSN 6320-00-908-6841
NSN 6145-00-184-6171
NSN 6105-01-235-7448
NSN 5996-00-548-8762
NSN 5985-01-259-8446
NSN 5855-01-512-1926
NSN 6105-00-241-6660