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 5999-01-445-0274
NSN 5930-01-610-0539
NSN 5935-01-621-6423
NSN 6130-00-949-6466
NSN 5998-01-547-9841
NSN 5975-01-546-4606
NSN 6145-01-185-0294
NSN 5965-00-076-9561
NSN 5835-01-111-9838
NSN 5998-01-100-3333
NSN 6220-01-123-1353
NSN 5965-00-194-9875