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 5975-01-072-1890
NSN 5950-00-728-6601
NSN 5950-00-197-7705
NSN 4140-01-476-7871
NSN 5999-00-332-9331
NSN 6105-01-385-1046
NSN 6610-01-393-2388
NSN 6150-00-661-0184
NSN 5985-00-883-3308
NSN 5915-01-548-7679
NSN 5920-00-828-7904
NSN 5965-00-823-8623