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 5895-01-239-4059
NSN 5930-01-208-1505
NSN 5920-01-371-2070
NSN 6150-01-359-1659
NSN 5960-01-484-2042
NSN 2925-01-381-5307
NSN 5990-00-594-7291
NSN 5975-01-209-5753
NSN 5835-01-504-0837
NSN 6130-00-222-1167
NSN 5935-01-017-3713
NSN 5965-01-088-5414