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 6645-01-296-9769
NSN 5915-01-013-3771
NSN 6685-00-082-3153
NSN 5975-00-514-3340
NSN 6650-00-336-0753
NSN 6650-01-190-2304
NSN 5925-01-195-2010
NSN 5990-00-965-0495
NSN 5975-01-415-9751
NSN 5998-01-409-2874
NSN 6145-00-600-6359
NSN 5985-00-493-3055