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 5935-00-964-5470
NSN 5998-00-368-9396
NSN 5895-01-660-6042
NSN 6645-01-418-1657
NSN 6220-00-231-5778
NSN 5935-01-348-3625
NSN 6240-01-342-5056
NSN 5910-00-276-8592
NSN 5996-01-167-9234
NSN 7035-01-386-5722
NSN 6620-01-557-6512
NSN 6650-00-338-7350