IW RANGE 1/4 TURN WORM GEARBOXES SIZING CHART FOR MOTORISED DUTY
iw range 1/4 turn worm gearboxes sizing chart for motorised duty
iw range 1/4 turn worm gearboxes sizing chart for motorised duty
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<strong>IW</strong> <strong>RANGE</strong> 1/4 <strong>TURN</strong> <strong>WORM</strong> <strong>GEARBOXES</strong> <strong>SIZING</strong> <strong>CHART</strong> <strong>FOR</strong> <strong>MOTORISED</strong> <strong>DUTY</strong><br />
Gearbox Ratio Torque Mechanical Max Input Input turns Max bore 2 Output Weight<br />
Type inch lbs Advantage Torque inch lbs to close 1 BS4235 inch Flanges 3 lbs<br />
<strong>IW</strong>3 40 9600 15 640 10 1¾ FA10,12,14,16 23<br />
<strong>IW</strong>3 70 7200 23 313 18 1¾ FA10,12,14,16 23<br />
<strong>IW</strong>4 40 21600 15 1440 10 2½ FA12,14,16 49<br />
<strong>IW</strong>4 70 18000 23 783 18 2½ FA12,14,16 49<br />
<strong>IW</strong>4R 80 21600 29 745 20 2½ FA12,14,16 66<br />
<strong>IW</strong>4R 120 23160 43 539 30 2½ FA12,14,16 66<br />
<strong>IW</strong>4R 140 19380 44 440 35 2½ FA12,14,16 66<br />
<strong>IW</strong>4R 160 23160 57 406 40 2½ FA12,14,16 66<br />
<strong>IW</strong>4R 200 23160 71 326 51 2½ FA12,14,16 77<br />
<strong>IW</strong>4R 210 20040 66 304 53 2½ FA12,14,16 66<br />
<strong>IW</strong>4R 240 24000 86 279 60 2½ FA12,14,16 77<br />
<strong>IW</strong>4R 280 20040 88 228 70 2½ FA12,14,16 66<br />
<strong>IW</strong>4R 350 20040 110 182 89 2½ FA12,14,16 77<br />
<strong>IW</strong>4R 420 20040 132 152 105 2½ FA12,14,16 77<br />
<strong>IW</strong>5 40 36000 17 2118 10 3 FA14,16,25 99<br />
<strong>IW</strong>5 70 30000 23 1304 18 3 FA14,16,25 99<br />
<strong>IW</strong>5R 80 39360 32 1230 20 3 FA14,16,25 117<br />
<strong>IW</strong>5R 120 39360 48 820 30 3 FA14,16,25 117<br />
<strong>IW</strong>5R 140 32760 44 745 35 3 FA14,16,25 117<br />
<strong>IW</strong>5R 160 39360 65 606 40 3 FA14,16,25 117<br />
<strong>IW</strong>5R 200 39360 81 486 51 3 FA14,16,25 128<br />
<strong>IW</strong>5R 210 32760 66 496 53 3 FA14,16,25 117<br />
<strong>IW</strong>5R 240 39360 97 406 60 3 FA14,16,25 128<br />
<strong>IW</strong>5R 280 32760 88 372 70 3 FA14,16,25 117<br />
<strong>IW</strong>5R 350 32760 110 298 89 3 FA14,16,25 128<br />
<strong>IW</strong>5R 420 32760 132 248 105 3 FA14,16,25 128<br />
<strong>IW</strong>52 40 43080 17 2534 10 3 FA14,16,25 99<br />
<strong>IW</strong>52R 80 47210 32 1475 20 3 FA14,16,25 117<br />
<strong>IW</strong>52R 120 47210 48 984 30 3 FA14,16,25 117<br />
<strong>IW</strong>52R 160 47210 65 726 40 3 FA14,16,25 117<br />
<strong>IW</strong>52R 200 47210 81 583 50 3 FA14,16,25 128<br />
<strong>IW</strong>52R 240 47210 97 487 60 3 FA14,16,25 128<br />
<strong>IW</strong>6 70 72000 23 3130 18 4 FA16,25,30 150<br />
<strong>IW</strong>6R 140 82080 44 1865 35 4 FA16,25,30 174<br />
<strong>IW</strong>6R 210 82080 66 1244 53 4 FA16,25,30 174<br />
<strong>IW</strong>6R 280 87840 88 998 70 4 FA16,25,30 174<br />
<strong>IW</strong>6R 350 87840 110 799 89 4 FA16,25,30 185<br />
<strong>IW</strong>6R 420 87840 132 665 105 4 FA16,25,30 185<br />
1. ie for 90° at output<br />
2. Max hub bore diameters assume keyway to BS4235. For other keyway sizes please consult Exeeco.<br />
3. Other valve flange sizes are available on request.
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