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 compression-ignition internal combustion piston engines (diesel), nesoi
NSN 6650-01-436-8558
NSN 5975-01-337-1509
NSN 6150-00-937-7262
NSN 5905-01-651-2694
NSN 5965-01-459-7311
NSN 5950-01-173-3274
NSN 5855-01-374-4118
NSN 5925-01-426-4493
NSN 5915-01-092-9264
NSN 5990-01-432-4984
NSN 6650-00-466-1697
NSN 6685-00-086-9798