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 5965-01-455-3738
NSN 6620-00-010-1415
NSN 6685-00-224-5310
NSN 6130-01-105-6056
NSN 5990-01-468-1292
NSN 7035-00-465-3298
NSN 6110-00-104-4663
NSN 5945-01-372-5576
NSN 6650-01-226-4819
NSN 5998-01-399-7144
NSN 5910-01-400-1993
NSN 5910-00-629-8345