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 nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 6650-01-585-1716
NSN 5999-01-023-7783
NSN 6620-01-401-5356
NSN 6130-00-289-7050
NSN 6320-01-543-1194
NSN 5835-00-885-6030
NSN 5910-00-646-5457
NSN 5965-00-728-2960
NSN 5930-01-282-7016
NSN 5945-01-605-4274
NSN 5905-00-186-9044
NSN 5960-01-204-5820