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 5999-00-900-4778
NSN 5905-01-165-4620
NSN 6650-00-905-9317
NSN 6610-00-382-0266
NSN 6130-00-900-4758
NSN 6320-01-516-3836
NSN 6105-00-099-8818
NSN 5996-00-172-7553
NSN 5855-00-631-4565
NSN 6135-01-540-2403
NSN 5895-01-507-0596
NSN 5905-01-500-1253