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 5910-01-569-3771
NSN 6130-00-299-6920
NSN 5855-00-451-6155
NSN 5960-00-443-1483
NSN 5965-00-929-9415
NSN 6320-01-370-4218
NSN 6150-00-258-9055
NSN 5996-01-253-8676
NSN 6220-00-482-4596
NSN 5910-01-068-4472
NSN 6645-00-899-1235
NSN 6130-01-020-0582