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 5965-01-557-4854
NSN 6610-01-471-0175
NSN 5920-00-320-7800
NSN 5835-01-387-4227
NSN 5835-01-416-6455
NSN 5910-00-957-6874
NSN 6130-01-456-2088
NSN 6610-01-057-7474
NSN 5925-00-081-9135
NSN 5925-01-359-5532
NSN 5960-00-329-9281
NSN 5960-01-359-4257