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 5996-01-123-1783
NSN 6240-01-100-6644
NSN 6610-01-526-2054
NSN 5925-01-129-7623
NSN 5855-01-582-3974
NSN 6320-00-405-2348
NSN 5855-00-337-3679
NSN 5895-00-484-8112
NSN 6685-01-223-6146
NSN 5855-01-286-9928
NSN 6320-01-512-2031
NSN 5920-01-129-0320