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 5998-01-277-0034
NSN 5915-00-182-8068
NSN 5945-00-923-4291
NSN 5999-01-024-9547
NSN 5895-01-412-1325
NSN 5915-01-452-6614
NSN 5965-01-131-7496
NSN 5930-00-154-7054
NSN 5945-00-192-0245
NSN 5920-00-538-7915
NSN 5895-01-520-3121
NSN 5925-01-449-1149