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 5935-01-467-3320
NSN 5895-01-169-8110
NSN 5915-00-452-2227
NSN 5905-01-260-7950
NSN 5935-00-013-1080
NSN 5950-01-332-6620
NSN 5960-01-544-1273
NSN 2925-01-629-9416
NSN 5905-01-445-7729
NSN 6105-01-011-0697
NSN 5960-01-472-9562
NSN 5950-01-088-4076