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 5935-01-351-0484
NSN 7035-01-487-4038
NSN 5910-00-276-3187
NSN 6645-01-426-0207
NSN 6110-00-596-9124
NSN 6610-00-667-6832
NSN 6130-01-420-9377
NSN 6620-01-201-8221
NSN 5999-01-130-0280
NSN 6620-01-435-2784
NSN 6650-01-364-8504
NSN 5910-01-633-9963