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 5915-01-322-4512
NSN 6620-01-299-4563
NSN 6135-01-633-8502
NSN 7035-00-238-3662
NSN 5965-01-458-5299
NSN 5999-00-541-9347
NSN 5910-00-852-2548
NSN 5975-01-483-2250
NSN 6650-01-438-7323
NSN 5960-01-185-2550
NSN 5920-00-922-4906
NSN 5950-00-322-7064