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 6620-00-144-7201
NSN 6110-01-632-9985
NSN 5945-01-265-3985
NSN 5945-01-523-9177
NSN 5945-00-067-6712
NSN 5950-01-415-5752
NSN 2925-01-424-0235
NSN 6105-01-324-0405
NSN 5905-01-415-2902
NSN 5985-01-048-1497
NSN 6220-01-548-6697
NSN 6130-01-388-1272