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 6645-01-098-5077
NSN 6685-01-235-3996
NSN 5910-00-820-1908
NSN 4140-01-281-7706
NSN 5950-01-160-6587
NSN 7035-01-383-6549
NSN 5985-01-503-2973
NSN 5835-01-476-5584
NSN 5965-00-874-7795
NSN 7035-01-060-3835
NSN 6320-01-631-7828
NSN 6220-01-435-7582