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 5920-00-420-7434
NSN 5990-01-383-9780
NSN 5985-01-284-8903
NSN 5915-00-497-0743
NSN 5925-01-178-4078
NSN 4140-01-551-1125
NSN 6240-01-396-5639
NSN 5965-01-467-2071
NSN 5985-01-257-1046
NSN 6645-01-243-3138
NSN 6110-01-633-9660
NSN 6135-00-683-0536