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 4140-00-053-9499
NSN 5905-00-257-9180
NSN 5935-01-155-7738
NSN 6645-00-927-8207
NSN 6240-01-581-4004
NSN 2925-01-049-8906
NSN 5965-01-221-0569
NSN 5935-00-957-6810
NSN 5925-00-275-7599
NSN 5910-01-397-6465
NSN 2925-01-521-0600
NSN 5985-01-525-2761