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 5990-00-851-8022
NSN 5895-01-251-9158
NSN 5996-01-454-1821
NSN 5985-01-619-3190
NSN 5965-01-631-6307
NSN 5985-01-008-8180
NSN 5965-00-450-5408
NSN 5985-00-068-0737
NSN 5910-01-548-7563
NSN 6685-01-337-0582
NSN 7035-01-383-9357
NSN 2925-00-928-5931