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 6110-01-010-4551
NSN 5998-00-683-1333
NSN 5998-01-429-2073
NSN 6105-01-236-1379
NSN 6110-01-269-9908
NSN 6610-00-224-4252
NSN 4140-01-197-8148
NSN 6145-00-635-9957
NSN 5975-01-092-2111
NSN 5998-00-725-0244
NSN 5999-00-075-0177
NSN 5945-01-182-4431