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 2925-00-351-1015
NSN 5920-00-291-1379
NSN 6130-00-494-8451
NSN 5945-01-293-5998
NSN 6130-00-244-7593
NSN 6685-01-055-6057
NSN 5985-00-434-5730
NSN 5910-00-262-4379
NSN 6130-00-083-3720
NSN 5985-01-412-0569
NSN 6320-00-445-1187
NSN 5945-00-698-3758