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 6320-01-618-7800
NSN 6220-00-179-4337
NSN 5950-01-037-6252
NSN 5999-01-579-8002
NSN 5935-01-614-7057
NSN 6135-01-415-4124
NSN 6135-01-593-5295
NSN 5925-01-645-9136
NSN 5960-01-181-2143
NSN 5945-01-063-1980
NSN 4140-01-197-8148
NSN 5998-00-551-9905