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 5930-01-452-0966
NSN 5996-00-726-0507
NSN 6220-00-601-8153
NSN 6620-01-003-2905
NSN 5945-01-415-0858
NSN 6150-01-231-8610
NSN 6110-01-343-5891
NSN 4140-00-307-2732
NSN 5920-01-141-6885
NSN 5965-00-267-4173
NSN 5935-01-025-5111
NSN 6135-00-932-3136