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 6645-01-525-7493
NSN 6650-00-888-7956
NSN 6150-01-163-5448
NSN 6650-00-915-8545
NSN 6105-00-450-7657
NSN 5985-01-542-9179
NSN 5996-00-336-3046
NSN 4140-01-399-0330
NSN 6645-01-582-2601
NSN 7035-01-023-7859
NSN 5945-01-140-3100
NSN 6135-01-419-2233