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 spark-ignition internal combustion piston engines, nesoi
NSN 5925-01-384-3234
NSN 5910-01-623-7798
NSN 5965-01-487-4479
NSN 5960-00-265-0726
NSN 4140-00-720-4993
NSN 5905-01-584-0635
NSN 6145-00-201-1330
NSN 5950-00-290-8090
NSN 6240-01-014-9044
NSN 5910-00-892-8783
NSN 5835-01-158-6878
NSN 6620-00-854-0961