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 6240-00-509-2485
NSN 4140-00-246-4969
NSN 5975-00-751-9450
NSN 6135-00-985-7887
NSN 6240-01-406-5345
NSN 6130-00-965-8470
NSN 5935-00-262-5173
NSN 5925-01-651-9635
NSN 5965-01-023-9359
NSN 5985-00-867-4038
NSN 5965-00-111-2073
NSN 6150-01-337-5903