Boston Gear F718-30-B5-J Cast Iron Worm Gearbox

Boston Gear F718-30-B5-J Cast Iron Worm Gearbox is a single‑reduction, right-angle drive in the 700 Series that delivers a 30:1 reduction in a compact, cast‑iron housing. It features a C‑face quill input compatible with NEMA 56C motors, a 1-3/4 in center distance, and an input shaft of 5/8 in with a solid 7/8 in output shaft carrying a 3/16 x 3/32 in keyway. The unit is rated at 0.65 hp input and ~0.53 hp output, typically paired with a 0.5 hp motor, and provides a maximum output speed near 58.3 rpm with torque up to 573 in‑lb. Built for durability, it uses Klubersynth UH1 6-460 lubrication, offers an efficiency of about 0.82, and arrives without a base mount in a standard gray cast‑iron enclosure measuring roughly 5.5 in L x 6.81 in W x 5.75 in H.