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 5996-01-377-2439
NSN 5905-01-646-4016
NSN 5998-01-425-1291
NSN 5985-01-386-3752
NSN 5975-01-448-9638
NSN 6685-01-484-7485
NSN 6610-01-441-5062
NSN 6685-00-484-2178
NSN 5935-01-535-0915
NSN 6320-00-225-7013
NSN 5905-01-465-8337
NSN 6620-00-128-3201