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 5930-00-893-9438
NSN 5855-01-199-2046
NSN 6150-01-167-5868
NSN 5925-01-612-7122
NSN 5945-01-365-1639
NSN 5975-01-350-9912
NSN 6320-00-242-3300
NSN 6685-01-603-7013
NSN 5996-01-328-4647
NSN 5905-01-178-5084
NSN 5975-01-306-5090
NSN 5855-01-050-4944