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 6145-01-377-4382
NSN 6320-01-476-7702
NSN 4140-01-373-8862
NSN 5835-01-432-1277
NSN 5945-00-102-6080
NSN 5920-00-683-7883
NSN 6135-01-553-3604
NSN 5895-01-437-8871
NSN 7035-01-544-3956
NSN 6220-01-463-3380
NSN 5975-00-322-9865
NSN 6240-01-414-9529