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 5960-01-624-1170
NSN 6145-01-238-7863
NSN 5990-01-419-0661
NSN 6220-01-465-3292
NSN 6105-01-172-1231
NSN 5915-00-494-3405
NSN 5835-01-342-7975
NSN 6320-00-908-6841
NSN 5990-01-564-9532
NSN 5999-01-224-5921
NSN 5915-01-069-2775
NSN 6150-00-864-8222