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 5905-01-577-0000
NSN 5905-01-299-7593
NSN 5895-01-570-2573
NSN 6645-00-363-9509
NSN 2925-01-151-6969
NSN 6610-01-502-5952
NSN 5905-00-570-3421
NSN 2925-01-254-3068
NSN 6320-01-227-2648
NSN 5920-00-959-5664
NSN 4140-00-720-4993
NSN 5925-00-031-4108