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 5998-01-239-9608
NSN 4140-00-099-9205
NSN 5855-01-537-3481
NSN 6130-01-238-1164
NSN 5905-00-797-4903
NSN 5990-00-518-3195
NSN 7035-00-760-5479
NSN 6685-00-540-8929
NSN 6650-00-862-2142
NSN 5920-01-649-1420
NSN 4140-01-625-0441
NSN 6220-00-222-7426