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 5990-01-056-6413
NSN 6130-01-025-1540
NSN 5945-01-057-7430
NSN 6645-01-367-7201
NSN 5835-01-349-4406
NSN 5910-00-333-4817
NSN 6135-01-394-4160
NSN 5990-00-452-9194
NSN 5935-00-191-1978
NSN 6685-00-244-1029
NSN 6220-00-478-6480
NSN 5998-00-583-8617