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 6130-01-583-5290
NSN 6105-01-313-5481
NSN 5945-01-159-9778
NSN 6620-01-259-2411
NSN 6105-00-638-6230
NSN 6620-01-345-1336
NSN 5975-00-497-0289
NSN 5998-00-498-1970
NSN 5945-01-047-0187
NSN 5990-00-566-5987
NSN 5985-01-633-9751
NSN 5935-00-222-0852