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 5960-01-414-1677
NSN 5965-01-352-1951
NSN 5925-01-542-9068
NSN 6645-00-692-2809
NSN 7035-00-445-9657
NSN 6620-00-273-8735
NSN 5910-00-113-5562
NSN 6145-01-139-5172
NSN 4140-01-017-2648
NSN 5965-01-648-4776
NSN 6150-01-592-8798
NSN 6220-01-653-4100