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 5915-01-123-7891
NSN 5930-01-647-1487
NSN 6220-01-315-1458
NSN 6130-01-408-6283
NSN 5895-01-425-5721
NSN 6150-01-367-5793
NSN 6220-00-043-3322
NSN 5910-01-043-3445
NSN 5965-01-450-3971
NSN 5999-00-639-3447
NSN 6150-00-295-3869
NSN 5905-01-592-4064