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 6620-00-190-3385
NSN 6220-01-605-2534
NSN 5960-01-119-1288
NSN 5950-00-564-2950
NSN 5990-01-411-5930
NSN 7035-01-018-6589
NSN 5855-00-879-7245
NSN 6130-01-130-3010
NSN 7035-00-490-0485
NSN 5965-01-453-1108
NSN 6130-01-555-0883
NSN 5905-01-520-6468