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 2925-01-211-3294
NSN 6145-01-039-7677
NSN 7035-00-946-2642
NSN 6320-01-252-2307
NSN 6645-01-327-7362
NSN 6240-00-829-4179
NSN 5985-01-455-9286
NSN 5996-01-232-7395
NSN 5905-01-162-3088
NSN 6220-01-496-1925
NSN 5895-00-411-6150
NSN 4140-01-477-2771