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 5960-00-925-3721
NSN 5925-00-785-6260
NSN 5996-00-153-3216
NSN 6150-01-430-4989
NSN 6685-01-296-1848
NSN 5960-01-546-2379
NSN 5935-00-140-3234
NSN 5985-00-183-9314
NSN 6110-00-542-2202
NSN 6105-01-542-6846
NSN 5996-00-129-6725
NSN 5920-00-159-8582