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 5985-01-483-9585
NSN 6610-01-129-4967
NSN 6650-01-437-8852
NSN 6645-01-450-4151
NSN 6220-01-015-0109
NSN 5985-01-473-5077
NSN 5835-01-072-7693
NSN 6240-00-591-6836
NSN 5920-01-445-5701
NSN 5930-00-434-6136
NSN 5945-00-066-1274
NSN 6685-01-463-3574