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 for spark-ignition internal combustion piston engines, nesoi
NSN 6240-01-497-1734
NSN 5990-00-943-1790
NSN 6130-01-168-6219
NSN 5998-00-782-4646
NSN 5975-01-634-0678
NSN 5990-01-647-8574
NSN 6645-01-510-3496
NSN 6220-01-566-7859
NSN 5990-01-647-8574
NSN 2925-01-273-4898
NSN 6320-01-506-9439
NSN 6220-01-652-7072