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 5975-01-048-6188
NSN 5895-00-003-6633
NSN 5915-00-186-9346
NSN 6650-01-535-6287
NSN 5895-01-427-9856
NSN 5915-01-102-0257
NSN 6135-00-025-6382
NSN 6620-01-578-6562
NSN 5920-01-341-3597
NSN 5910-00-081-3878
NSN 6150-01-214-1742
NSN 5998-00-704-4404