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 6650-01-428-2251
NSN 5920-01-406-5195
NSN 2925-01-430-4206
NSN 5975-01-184-4447
NSN 7035-00-946-2642
NSN 6110-00-564-3718
NSN 6645-00-136-3024
NSN 7035-01-462-5766
NSN 5998-00-401-4940
NSN 6620-01-549-3559
NSN 5910-00-627-4099
NSN 5930-01-461-9864