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 5920-01-524-6264
NSN 6130-01-531-6645
NSN 6130-01-180-6358
NSN 5920-00-132-6440
NSN 5990-01-485-0260
NSN 5999-01-173-2774
NSN 6650-01-144-0617
NSN 5945-01-585-4498
NSN 5935-01-309-1569
NSN 5965-01-131-0854
NSN 6130-01-131-0075
NSN 5895-00-522-7935