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 5945-01-565-3819
NSN 2925-01-116-1683
NSN 6320-01-551-3553
NSN 6320-01-225-0178
NSN 6650-00-475-2140
NSN 5910-01-140-5583
NSN 6645-01-317-6071
NSN 5925-01-226-4275
NSN 6105-01-561-6445
NSN 6650-00-834-9062
NSN 5965-00-247-4886
NSN 5835-01-482-1591