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 of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 6105-01-239-7626
NSN 6650-01-223-0852
NSN 7035-01-350-4247
NSN 5985-00-218-6514
NSN 5855-01-518-5278
NSN 5915-00-849-7504
NSN 5935-00-666-4877
NSN 6130-00-912-8073
NSN 4140-01-611-7180
NSN 7035-01-528-7870
NSN 6610-01-491-6226
NSN 5910-01-127-4212