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 6105-01-547-7612
NSN 5935-00-021-2676
NSN 4140-00-269-5795
NSN 5895-01-056-1126
NSN 6220-00-289-9915
NSN 6110-01-258-7147
NSN 6240-00-416-6140
NSN 6220-00-764-0404
NSN 5945-01-591-7036
NSN 6135-00-182-7008
NSN 5920-00-156-9230
NSN 6145-00-226-4468