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 6135-00-950-0604
NSN 6320-01-220-2264
NSN 5950-01-187-8041
NSN 6320-00-925-0558
NSN 5985-01-492-3542
NSN 5920-01-147-5652
NSN 5945-01-463-8973
NSN 6145-01-374-1899
NSN 6645-00-531-4820
NSN 5930-00-445-1719
NSN 6685-00-682-7459
NSN 5960-01-437-7422