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 5996-01-258-0768
NSN 5855-00-797-8217
NSN 6220-01-566-2487
NSN 5985-01-641-2892
NSN 5998-01-238-0918
NSN 5905-01-364-3559
NSN 5895-01-183-0770
NSN 5935-01-212-0851
NSN 2925-01-510-9378
NSN 6105-01-316-2620
NSN 6645-01-557-8134
NSN 5990-00-136-0991