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 5985-01-421-2993
NSN 6145-01-587-1707
NSN 7035-00-145-9138
NSN 6110-01-429-8568
NSN 6130-00-833-7763
NSN 6320-00-295-2854
NSN 5930-00-256-5634
NSN 6145-00-382-6199
NSN 5965-01-111-0983
NSN 6105-01-294-9019
NSN 5960-01-197-4461
NSN 6105-01-494-8401