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 5945-01-496-3931
NSN 5999-01-056-5281
NSN 6110-01-504-7209
NSN 5855-01-134-7106
NSN 4140-01-643-6539
NSN 6320-01-259-2604
NSN 6620-01-457-7277
NSN 5905-01-611-7729
NSN 6650-01-279-0658
NSN 6620-00-469-1179
NSN 6650-00-324-4973
NSN 6240-00-275-1950