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 5925-01-158-5008
NSN 4140-00-350-5441
NSN 7035-01-482-8608
NSN 6320-01-129-9656
NSN 5945-01-350-3429
NSN 6135-01-512-8740
NSN 5945-01-318-9398
NSN 6105-01-401-5361
NSN 5965-01-142-8044
NSN 6130-00-688-7085
NSN 6220-00-541-8515
NSN 6685-01-549-3775