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 4140-01-458-5569
NSN 6110-00-701-8254
NSN 6320-00-450-7014
NSN 5975-00-295-8897
NSN 6145-00-224-1721
NSN 6685-00-188-1991
NSN 5935-00-272-9471
NSN 5920-00-926-7560
NSN 5998-00-420-4275
NSN 6645-01-482-9704
NSN 5998-01-447-2520
NSN 5915-01-508-2532