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 5945-01-479-6074
NSN 5998-01-383-1643
NSN 6110-01-641-0800
NSN 6130-01-621-7349
NSN 5895-00-149-1110
NSN 5920-00-539-7847
NSN 5965-01-322-3271
NSN 5999-00-458-3140
NSN 5935-00-468-6074
NSN 6220-01-026-4896
NSN 5910-00-451-1545
NSN 5925-00-148-8241