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 7035-01-478-4282
NSN 6610-01-010-4516
NSN 2925-00-001-4604
NSN 6620-01-400-2928
NSN 5996-00-023-0683
NSN 6650-00-763-2944
NSN 5925-00-453-9929
NSN 5960-00-183-8016
NSN 5925-01-476-7536
NSN 5990-00-247-0975
NSN 6220-00-520-0333
NSN 5975-00-293-3995