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 6650-00-161-2444
NSN 5835-01-123-8305
NSN 5945-00-195-0227
NSN 6320-01-497-3116
NSN 7035-00-620-6835
NSN 2925-01-027-1293
NSN 5920-00-815-5599
NSN 5915-01-044-2382
NSN 6135-01-633-8502
NSN 6685-01-462-3116
NSN 5910-01-226-4760
NSN 5950-01-107-6726