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 5895-01-126-4913
NSN 5998-00-845-1994
NSN 6135-00-334-4500
NSN 6650-01-050-8680
NSN 2925-01-583-5619
NSN 6105-00-918-8239
NSN 5985-00-499-3565
NSN 5990-01-462-1617
NSN 6685-01-223-2874
NSN 5835-01-054-0682
NSN 6650-01-024-1067
NSN 6105-01-381-7242