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 5930-01-342-1699
NSN 5835-01-464-7038
NSN 5930-01-415-2495
NSN 5975-00-267-8061
NSN 5895-01-447-3242
NSN 6645-01-576-8423
NSN 2925-01-469-8229
NSN 5945-01-336-0140
NSN 5855-01-616-4391
NSN 5915-00-636-9785
NSN 7035-01-545-8954
NSN 6240-01-411-5425