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 5930-01-166-9208
NSN 5910-01-633-9963
NSN 5998-01-135-2354
NSN 5910-00-605-8612
NSN 5950-00-608-0479
NSN 5990-01-104-0469
NSN 6145-01-273-6345
NSN 5895-01-114-9923
NSN 5945-01-156-0242
NSN 5920-01-623-1726
NSN 5975-01-073-8075
NSN 6650-00-076-1883