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 6135-00-777-5562
NSN 5910-00-558-3868
NSN 5960-00-665-5180
NSN 6130-01-277-5997
NSN 6240-01-250-3574
NSN 4140-01-643-6780
NSN 6610-00-063-8489
NSN 5975-00-902-8238
NSN 5999-01-037-8645
NSN 6105-01-210-9768
NSN 6135-00-448-5642
NSN 5835-00-880-6477