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 5905-00-812-2483
NSN 7035-01-411-6062
NSN 6610-00-954-5068
NSN 6650-01-470-9715
NSN 5945-01-147-4484
NSN 5999-00-188-6154
NSN 5975-00-280-4581
NSN 6320-00-977-3930
NSN 2925-00-767-4245
NSN 4140-00-853-3538
NSN 6650-01-399-8552
NSN 6145-00-689-4215