SNAP ON ME6F4A AIR INLET BUSHING FOR MG725, IM5100, PH2050, PH2045 5/8" x 16 UNS
$25
UNS accounts for special thread sizes that don't fall under UN, UNC, UNF, or any other unified standard thread type. They can be coarse, fine, extra fine, or ultra fine. These threads only mate with other UNS threads.