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 5996-01-321-3092
NSN 6620-01-116-2632
NSN 5910-01-160-7584
NSN 5930-01-117-5866
NSN 2925-01-281-4212
NSN 5925-01-116-1794
NSN 6135-01-138-4895
NSN 6105-01-464-3777
NSN 5945-00-185-6609
NSN 5935-01-599-5625
NSN 5925-01-406-3490
NSN 4140-01-580-3291