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 5996-00-850-2372
NSN 5985-00-240-1791
NSN 5975-01-447-6439
NSN 6220-01-657-0004
NSN 5935-01-100-1171
NSN 5965-00-893-4705
NSN 6645-01-398-9102
NSN 5950-01-489-7054
NSN 6240-01-491-4381
NSN 5975-01-072-9647
NSN 6135-01-589-0333
NSN 5999-01-514-7439