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 6150-01-630-6798
NSN 6685-01-142-6219
NSN 5910-00-807-9865
NSN 5960-00-077-1828
NSN 6105-01-097-8743
NSN 5996-00-754-4057
NSN 5935-01-530-2471
NSN 5895-01-620-0894
NSN 6620-00-021-2246
NSN 6130-00-917-5198
NSN 6240-01-126-9167
NSN 6105-00-347-4288