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 2925-01-440-9912
NSN 5935-01-019-8034
NSN 6610-01-428-7779
NSN 5975-00-476-1512
NSN 6645-01-633-1852
NSN 6650-00-515-6002
NSN 5925-00-225-1831
NSN 5998-01-613-5479
NSN 4140-00-300-8111
NSN 5998-01-647-0078
NSN 5965-01-104-8559
NSN 6320-00-186-6452