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 5965-00-862-3295
NSN 5945-00-193-8096
NSN 7035-01-652-8959
NSN 5915-01-311-5416
NSN 5920-00-518-1793
NSN 4140-01-244-6737
NSN 5975-01-224-7209
NSN 6610-01-093-4710
NSN 5935-01-384-3835
NSN 6145-01-534-3941
NSN 6650-01-469-5651
NSN 5945-00-484-8033