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 5895-01-576-1448
NSN 6110-00-019-7576
NSN 6130-01-139-4491
NSN 7035-00-020-2227
NSN 7035-01-444-9249
NSN 5905-00-467-8404
NSN 5945-00-269-3904
NSN 5855-01-281-6689
NSN 6110-01-390-6748
NSN 2925-01-320-0965
NSN 5935-00-473-3476
NSN 5998-00-566-8411