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 5996-01-610-2233
NSN 5905-00-430-9762
NSN 6620-01-176-6956
NSN 5835-01-537-1228
NSN 5935-00-900-1239
NSN 5996-00-784-3240
NSN 2925-01-105-7850
NSN 5925-00-502-5735
NSN 5960-01-539-1956
NSN 6240-00-187-4306
NSN 5990-00-539-7859
NSN 5895-01-530-8549