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 5925-01-487-6830
NSN 5925-01-025-4397
NSN 5895-01-227-2651
NSN 5999-01-238-2794
NSN 6620-01-538-2294
NSN 5905-00-403-0643
NSN 6645-01-331-5674
NSN 4140-01-020-9926
NSN 5945-00-203-5859
NSN 5855-01-027-1571
NSN 5998-01-266-8090
NSN 5985-01-428-6828