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 5990-00-033-5159
NSN 6135-01-142-6456
NSN 5998-00-005-8101
NSN 6150-00-234-6475
NSN 5975-01-650-9543
NSN 5996-01-071-6441
NSN 6135-01-647-0386
NSN 6220-01-451-1577
NSN 6610-01-125-9899
NSN 6145-00-109-0356
NSN 5915-01-367-7420
NSN 6620-01-457-9100