Helical Worm Gear Drive 800BR Series

Helical Gear_72800BR Series Helical Worm Gear Drives
Boston Gear’s 800BR Series helical worm gear drives are heavy duty helical gear drives with long life performance features and simplified maintenance. The 800BR Series comes in double and triple reduction ratios from 8:1 through 900:1 and a maximum 10HP rating.
As always, the 800BR Series is available via Reducer Express.

Double Reduction

boston gear 800br series double-reducer

Part NumberRatioTorque CAP(LB-IN)Motor HPOutput RPM @1750
S832BR-125S12513110.3614
S832BR-12S127871.95145
S832BR-140S14013100.412
S832BR-14S147901.79125
S832BR-160S16013640.3710
S832BR-16S167301.7109
S832BR-18S188641.597
S832BR-20S208601.4387
S832BR-212S21213330.288.2
S832BR-22S228041.3979
S832BR-250S25013820.257
S832BR-25S258431.2870
S832BR-28S288621.1762
S832BR-32S32971154
S832BR-36S369360.9948
S832BR-40S409330.9443
S832BR-45S4510320.838
S832BR-50S5010000.7135
S832BR-56S5610330.7431
S832BR-63S6310400.6727
S832BR-71S7111920.5924
S832BR-80S8012500.5421
S832BR-8S86892.65218
S832BR-90S9011870.5719
S842BR-100S10018350.8117
S842BR-112S11214120.4815
S842BR-11S1111943.57159
S842BR-125S12512480.3614
S842BR-12S1212643.25145
S842BR-140S14021170.6412
S842BR-14S1412882.99125
S842BR-160S16022160.5910
S842BR-16S1612182.72109
S842BR-18S1813882.597
S842BR-20S2013912.3787
S842BR-212S21223520.478.2
S842BR-22S2213212.2379
S842BR-250S25020500.367
S842BR-25S2513892.0470
S842BR-28S2813631.8862
S842BR-32S3215601.6654
S842BR-36S3615251.5948
S842BR-40S4015271.5143
S842BR-45S4516691.3438
S842BR-50S5016161.1935
S842BR-56S5616701.1831
S842BR-63S6317101.0727
S842BR-71S7117390.8824
S842BR-80S8016190.7421
S842BR-8S811604.39218
S842BR-90S9019340.9119
S852BR-100S10042251.7117
S852BR-112S1123088115
S852BR-11S1119305.52159
S852BR-125S12526300.7514
S852BR-12S1220105.22145
S852BR-140S14041431.312
S852BR-14S1420604.85125
S852BR-160S16047381.1910
S852BR-16S1627105.92109
S852BR-18S1821624.2197
S852BR-20S2023453.987
S852BR-212S21250210.978.2
S852BR-22S2230864.979
S852BR-250S25045660.757
S852BR-25S2531774.6270
S852BR-28S2832004.2462
S852BR-32S3228132.9854
S852BR-36S3632623.5948
S852BR-40S4034533.2843
S852BR-45S4531652.3738
S852BR-50S5032482.2435
S852BR-56S5638132.6331
S852BR-63S6338992.3927
S852BR-71S7132251.7124
S852BR-80S8034531.521
S852BR-8S816786.66218
S852BR-90S9041781.8219
S862BR-100S10075392.8717
S862BR-112S11265741.9715
S862BR-11S1134809.38159
S862BR-125S12548321.2514
S862BR-12S1236468.77145
S862BR-140S14075202.0212
S862BR-14S1438278.2125
S862BR-160S16075041.8610
S862BR-16S1641999.03109
S862BR-18S1842087.197
S862BR-20S2044006.5887
S862BR-212S21276071.398.2
S862BR-22S2247847.4179
S862BR-250S25076761.257
S862BR-25S2550266.9470
S862BR-28S2852906.4962
S862BR-32S3251844.9354
S862BR-36S3657685.6548
S862BR-40S4060455.2543
S862BR-45S4558103.9538
S862BR-50S5059303.7935
S862BR-56S5665004.231
S862BR-63S6367203.7627
S862BR-71S7166452.9424
S862BR-80S8067832.7721
S862BR-8S8294011.4218
S862BR-90S9075143.0519

Click on link below to see Drawings and Specs:
Boston Gear Drive – 800BR Series Helical Worm Gear Drive Non-Flanged Double Reducer PDF

Triple Reduction

800br triple reducer

Part NumberRatioTorque CAP(LB-IN)Motor HPOutput RPM @1750
S833BR-118S11813210.4214
S833BR-132S13212700.4213
S833BR-150S15012370.411
S833BR-160S16013200.3310
S833BR-180S18012470.279.1
S833BR-200S20013460.338.8
S833BR-225S22513110.277.8
S833BR-265S26512970.26.6
S833BR-280S28013570.186.2
S833BR-315S31513110.25.6
S833BR-360S36011770.184.9
S833BR-400S40012960.134.4
S833BR-450S45012790.113.9
S833BR-500S50013540.133.5
S833BR-560S56013840.123.1
S833BR-800S80012740.082.2
S833BR-900S90012470.071.9
S843BR-100S10017000.6317
S843BR-118S11816980.5514
S843BR-132S13219530.6613
S843BR-150S15019800.6311
S843BR-160S16016930.4110
S843BR-180S18015450.359.1
S843BR-200S20022670.58.8
S843BR-225S22523460.467.8
S843BR-265S26515880.256.6
S843BR-280S28015900.236.2
S843BR-315S31526200.395.6
S843BR-360S36024960.354.9
S843BR-400S40016470.164.4
S843BR-450S45015720.143.9
S843BR-500S50026470.253.5
S843BR-560S56027450.233.1
S843BR-800S80025910.162.2
S843BR-900S90024940.141.9
S853BR-100S10034771.2217
S853BR-118S11834361.0714
S853BR-132S13245961.4213
S853BR-150S15046041.3511
S853BR-160S16034060.7910
S853BR-180S18031610.689.1
S853BR-200S20051391.088.8
S853BR-225S22552600.977.8
S853BR-265S26533510.496.6
S853BR-280S28033560.446.2
S853BR-315S31552520.755.6
S853BR-360S36048620.634.9
S853BR-400S40033680.324.4
S853BR-450S45033050.283.9
S853BR-500S50051460.463.5
S853BR-560S56052960.423.1
S853BR-800S80053080.312.2
S853BR-900S90050990.271.9
S863BR-100S10071732.3417
S863BR-118S11874342.1414
S863BR-132S13274102.2113
S863BR-150S1507143211
S863BR-160S16074311.5110
S863BR-180S180742719.1
S863BR-200S200744318.8
S863BR-225S225740517.8
S863BR-265S26568950.986.6
S863BR-280S28076710.886.2
S863BR-315S31574900.945.6
S863BR-360S36073820.874.9
S863BR-400S40076860.674.4
S863BR-450S45076920.593.9
S863BR-500S50069130.623.5
S863BR-560S56072000.553.1
S863BR-800S80077340.432.2
S863BR-900S90076590.381.9

 

Click on link below to see Drawings and Specs:
Boston Gear Drive – 800BR Series Helical Worm Gear Drive Non-Flanged Triple Reducer PDF