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 compression-ignition internal combustion piston engines (diesel), nesoi
NSN 5998-00-793-9705
NSN 6610-00-290-0758
NSN 5985-00-841-1735
NSN 4140-01-480-4319
NSN 6320-01-652-3806
NSN 6645-01-579-6304
NSN 5950-01-023-3096
NSN 5960-00-476-7964
NSN 6685-00-498-0072
NSN 5985-01-076-9330
NSN 4140-00-930-3293
NSN 7035-01-086-2922