Introduction:
This type of worm gear box has been trusted on the driveline (drive train) of the Center-dive Gear Box Of Irrigation System 
center pivot irrigation system and the linear move (later move) irrigation system on THE UNITED STATES, European area and Middle East. It employs aluminum alloy case and main transmission parts are made from high power alloy. By utilization of large number sealing and dust-proof devices it features light in weight, long service existence and good tightness as well.
Performance:
1. Torque capacity: 4,500 lb.in (510 N.m).
2. Ratio: 20:1,?30:1,?40:1,?50:1,?58:1, 60:1 (others obtainable).
3. Accepts NEMA 56-C encounter motors with 0.625”shafts, 2” long with 0.19” key slot.
4. Multiple mount bolt patterns 5”×6”, 3.38”×6.38”fit all pivots.
5. High strength aluminium bronze worm gear.
