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 5925-01-129-0314
NSN 2925-01-543-0073
NSN 5960-01-128-0850
NSN 5945-00-723-6864
NSN 6620-01-649-0748
NSN 6150-00-131-8424
NSN 5930-01-104-9118
NSN 2925-01-607-7754
NSN 5990-01-512-9129
NSN 6320-00-506-2314
NSN 5935-01-388-7282
NSN 5895-01-125-7247