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 5998-01-212-3123
NSN 5855-01-398-9548
NSN 6110-01-287-2769
NSN 6135-01-606-8244
NSN 5915-00-922-4868
NSN 6685-00-381-8551
NSN 6130-00-905-7182
NSN 6645-01-395-2989
NSN 6610-01-391-8184
NSN 7035-00-535-8109
NSN 6220-00-333-8521
NSN 6145-00-139-4670