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 5895-00-421-7376
NSN 6220-01-317-1165
NSN 6110-01-293-2791
NSN 6610-01-422-2376
NSN 5960-01-325-2241
NSN 5996-01-467-9391
NSN 5990-01-453-3552
NSN 6135-01-481-7008
NSN 5905-01-143-3985
NSN 5985-00-074-4763
NSN 6685-01-358-4130
NSN 6240-01-144-5898