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 6220-01-515-4444
NSN 5930-00-113-5240
NSN 6220-00-257-5183
NSN 6105-01-068-8143
NSN 5925-01-259-5198
NSN 5925-01-135-7038
NSN 5950-01-304-0579
NSN 6130-01-171-4612
NSN 5925-01-342-8348
NSN 5920-01-268-7258
NSN 6685-01-237-5942
NSN 5835-01-471-5848