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 6105-00-560-7007
NSN 5905-01-146-8522
NSN 6240-01-244-2014
NSN 7035-00-535-8109
NSN 5990-01-208-4322
NSN 5935-01-568-0748
NSN 5965-01-016-1606
NSN 5996-01-115-2823
NSN 6240-00-079-0112
NSN 6105-01-509-5569
NSN 5996-01-333-3419
NSN 5999-01-478-7653