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 4140-01-301-1819
NSN 6240-01-085-7216
NSN 6650-00-829-9745
NSN 6135-00-519-1325
NSN 6610-00-398-9673
NSN 5999-00-403-0996
NSN 5895-00-911-6624
NSN 5930-01-415-0873
NSN 6320-00-336-9123
NSN 6110-01-419-4951
NSN 6685-01-554-9698
NSN 5990-01-544-4360