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 5835-01-406-4066
NSN 5930-00-691-4621
NSN 4140-01-124-8904
NSN 5965-00-973-9974
NSN 6105-01-052-5412
NSN 5835-01-034-1255
NSN 5915-00-244-1702
NSN 5975-01-285-9831
NSN 2925-01-412-9520
NSN 5910-01-291-6859
NSN 6685-01-587-6792
NSN 6320-00-636-0922