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 6110-00-448-4312
NSN 6145-01-498-2897
NSN 2925-01-197-7864
NSN 6240-01-548-0529
NSN 6220-01-585-0726
NSN 6610-01-375-1527
NSN 6110-01-471-9655
NSN 6110-01-347-8656
NSN 6645-00-527-7258
NSN 5920-01-133-2924
NSN 4140-01-332-1973
NSN 6645-01-320-4138