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 4140-00-279-3148
NSN 5998-01-527-2970
NSN 6130-00-706-2530
NSN 5999-01-486-4912
NSN 6105-00-994-0939
NSN 6240-01-351-6729
NSN 5965-01-147-5847
NSN 5985-01-576-6959
NSN 5950-00-168-4094
NSN 6110-00-174-1087
NSN 5960-00-364-3647
NSN 5945-01-202-9666