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 5985-01-457-3560
NSN 6320-01-352-5653
NSN 5975-01-227-5543
NSN 6240-01-227-4178
NSN 5960-01-213-6292
NSN 7035-01-145-5059
NSN 6650-00-158-3683
NSN 6650-01-415-2238
NSN 6130-01-406-3611
NSN 5920-01-474-1504
NSN 6620-01-416-1757
NSN 5925-00-232-3256