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 6620-00-248-6950
NSN 7035-00-173-2281
NSN 5965-01-555-8775
NSN 4140-00-399-5994
NSN 6645-00-248-5434
NSN 6610-00-116-5725
NSN 6130-01-621-7908
NSN 5930-01-250-4769
NSN 6135-01-482-1290
NSN 6645-01-258-4314
NSN 6685-01-201-9294
NSN 5985-01-366-5771