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 2925-01-528-7333
NSN 6130-01-634-0603
NSN 5920-01-306-8753
NSN 6650-01-433-1911
NSN 4140-01-473-7863
NSN 5915-01-607-4773
NSN 6135-01-359-5798
NSN 5999-01-408-5261
NSN 2925-00-149-0760
NSN 5945-00-691-0509
NSN 5990-00-419-7584
NSN 5950-00-174-8147