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 5920-00-593-6496
NSN 6105-00-241-8997
NSN 6645-00-140-5173
NSN 6105-00-707-5962
NSN 6620-01-539-2729
NSN 2925-01-472-4423
NSN 5925-00-485-9175
NSN 6650-01-364-8504
NSN 5985-01-526-1716
NSN 4140-00-003-8311
NSN 5925-01-272-9577
NSN 5975-01-214-2080