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 5895-00-463-4689
NSN 5975-00-456-6003
NSN 6650-00-977-7533
NSN 5945-00-173-5851
NSN 6240-01-114-1926
NSN 6320-01-578-6006
NSN 6130-01-363-4388
NSN 5975-01-428-9118
NSN 7035-01-146-1578
NSN 5905-00-493-0777
NSN 5835-01-412-5325
NSN 4140-01-336-2863