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 5835-01-346-1386
NSN 6645-01-202-7986
NSN 5965-01-368-9994
NSN 6620-01-313-8164
NSN 6105-01-634-0322
NSN 6320-00-194-4252
NSN 5990-01-340-3575
NSN 5915-01-346-4135
NSN 5975-00-376-8001
NSN 6105-00-728-8612
NSN 6135-01-231-4809
NSN 5998-01-203-2069