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 5835-01-116-2369
NSN 6620-01-624-3933
NSN 5925-01-497-0343
NSN 5945-01-443-7074
NSN 5835-00-427-2772
NSN 5985-00-597-2966
NSN 5895-01-450-6434
NSN 6685-01-612-5046
NSN 5945-01-519-3564
NSN 5996-00-847-8342
NSN 6320-01-352-8084
NSN 5925-00-123-5767