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 5895-01-616-5793
NSN 5915-00-512-9143
NSN 6620-01-337-5668
NSN 5998-00-771-4866
NSN 6645-01-317-6071
NSN 6320-01-441-2438
NSN 5950-00-717-3812
NSN 5925-00-699-1111
NSN 5975-01-175-1211
NSN 6645-01-250-5154
NSN 5950-00-413-8125
NSN 5910-00-816-3142