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 5975-01-631-1249
NSN 5925-00-822-0261
NSN 6645-01-244-4881
NSN 5915-01-462-1814
NSN 2925-00-964-7128
NSN 5935-00-405-3180
NSN 6240-00-756-5149
NSN 6240-01-589-6103
NSN 5835-00-185-4919
NSN 6150-00-179-7159
NSN 7035-00-335-7283
NSN 5960-01-141-7584