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 6130-01-323-3457
NSN 6610-01-482-8865
NSN 6135-01-557-3351
NSN 5998-01-444-0919
NSN 6220-00-003-1644
NSN 5999-00-251-1474
NSN 5895-01-197-0206
NSN 5910-01-100-3390
NSN 5990-01-231-9608
NSN 5965-01-234-6844
NSN 6650-01-512-1930
NSN 5905-01-082-8698