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 5999-01-391-8042
NSN 5965-01-137-3769
NSN 7035-00-997-6212
NSN 7035-01-064-6048
NSN 6645-01-014-0793
NSN 5835-00-148-9719
NSN 6110-00-202-1021
NSN 6105-00-660-8315
NSN 6620-01-411-2295
NSN 7035-01-468-6532
NSN 6320-01-220-2264
NSN 6150-01-071-2763