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 5855-00-832-9341
NSN 6645-01-235-9465
NSN 2925-01-387-0870
NSN 5998-01-310-3844
NSN 6320-00-681-1324
NSN 5905-00-679-2343
NSN 5945-01-056-5540
NSN 6135-01-050-3194
NSN 6220-01-485-1001
NSN 6220-01-039-9872
NSN 5999-01-464-0517
NSN 7035-00-870-0290