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 5950-00-594-3695
NSN 6320-00-194-4252
NSN 5945-01-590-7315
NSN 6135-01-351-2690
NSN 7035-01-340-3272
NSN 5935-00-231-8881
NSN 6220-01-580-4001
NSN 5990-01-251-2296
NSN 6145-00-583-0314
NSN 6220-01-279-1331
NSN 5999-01-608-3908
NSN 2925-00-876-1578