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 compression-ignition internal combustion piston engines (diesel), nesoi
NSN 6650-01-521-7872
NSN 5999-01-059-9453
NSN 6620-01-443-3526
NSN 6620-00-421-2223
NSN 5990-01-126-5824
NSN 4140-01-400-3610
NSN 6685-01-397-6721
NSN 5930-00-552-6920
NSN 6650-00-356-8405
NSN 5935-00-195-4116
NSN 5998-01-629-9701
NSN 4140-01-442-5155