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 5835-00-454-7239
NSN 6220-01-476-8889
NSN 5930-00-419-2906
NSN 6685-01-273-7874
NSN 5960-00-215-5884
NSN 5930-01-608-4612
NSN 6650-00-328-5632
NSN 6685-01-050-8391
NSN 6130-01-297-6664
NSN 6145-01-500-7108
NSN 6240-01-472-2950
NSN 5975-00-728-3224