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BRAVO
®
Single Reduction Reducers
BRAVO
®
Worm - Worm
Double Reduction
BRAVO
®
Helical - Worm
Double Reduction
BRAVO
®
Accessory Kits
High Efficiency Helical - Inline
Gear Reducers
High Efficiency Helical - Worm
Gear Reducers
S Series Helical - Worm
1750 RPM Input
.75 HP
Gear Reducer Quick Selections
Output
Service
Output
Overhung
Number Reducer
Motor
Model
Reducer Only
Speed
Factor
W
Torque
Load
O
Ratio
of
Weight
X
Frame
Number
Catalog
(RPM)
(lb-in)
(lbs.)
Stages
(lbs.)
Number
233
4.12
184
1350
7.50
2
45
143-5TC
SBQ8472-7.50-L-M7-B3
S8472030.00
208
3.89
206
1350
8.40
2
45
143-5TC
SBQ8472-8.40-L-M7-B3
S8472031.00
186
3.65
230
1350
9.43
2
45
143-5TC
SBQ8472-9.43-L-M7-B3
S8472032.00
165
3.37
258
1350
10.62
2
45
143-5TC
SBQ8472-10.62-L-M7-B3
S8472033.00
146
3.13
290
1350
12.00
2
45
143-5TC
SBQ8472-12.00-L-M7-B3
S8472034.00
128
2.86
329
1350
13.64
2
45
143-5TC
SBQ8472-13.64-L-M7-B3
S8472035.00
112
2.58
376
1350
15.60
2
45
143-5TC
SBQ8472-15.60-L-M7-B3
S8472036.00
105
2.47
400
1350
16.74
2
45
143-5TC
SBQ8472-16.74-L-M7-B3
S8472037.00
93
2.37
426
1350
18.75
2
45
143-5TC
SBQ8472-18.75-L-M7-B3
S8472038.00
86
2.13
484
1350
20.40
2
45
143-5TC
SBQ8472-20.40-L-M7-B3
S8472039.00
74
2.10
528
1350
23.57
2
45
143-5TC
SBQ8472-23.57-L-M7-B3
S8472040.00
69
1.77
598
1350
25.43
2
45
143-5TC
SBQ8472-25.43-L-M7-B3
S8472041.00
58
1.80
660
1350
30.00
2
45
143-5TC
SBQ8472-30.00-L-M7-B3
S8472042.00
51
1.65
745
1350
34.09
2
45
143-5TC
SBQ8472-34.09-L-M7-B3
S8472043.00
51
2.92
754
1750
34.09
2
50
143-5TC
SBQ8572-34.09-L-M7-B3
S8572043.00
45
1.51
844
1350
39.00
2
45
143-5TC
SBQ8472-39.00-L-M7-B3
S8472044.00
45
2.68
854
1750
39.00
2
50
143-5TC
SBQ8572-39.00-L-M7-B3
S8572044.00
42
1.43
901
1750
41.84
2
45
56C
SBQ8472-41.84-L-M5-B3
S8472016.00
42
2.54
914
1750
41.84
2
50
143-5TC
SBQ8572-41.84-L-M7-B3
S8572045.00
37
1.24
921
1750
47.14
2
45
56C
SBQ8472-47.14-L-M5-B3
S8472017.00
37
2.11
941
1750
47.14
2
50
143-5TC
SBQ8572-47.14-L-M7-B3
S8572046.00
33
1.15
1022
1350
53.08
2
45
56C
SBQ8472-53.08-L-M5-B3
S8472018.00
33
1.99
1045
1750
53.08
2
50
143-5TC
SBQ8572-53.08-L-M7-B3
S8572047.00
29
1.07
1141
1350
60.00
2
45
56C
SBQ8472-60.00-L-M5-B3
S8472019.00
29
1.86
1164
1750
60.00
2
50
56C
SBQ8572-60.00-L-M5-B3
S8572019.00
28
1.04
1329
1350
63.57
2
45
56C
SBQ8472-63.57-L-M5-B3
S8472020.00
28
1.88
1346
1750
63.57
2
50
143-5TC
SBQ8572-63.57-L-M7-B3
S8572049.00
26
1.73
1306
1750
68.18
2
50
143-5TC
SBQ8572-68.18-L-M7-B3
S8572050.00
22
1.59
1468
1750
78.00
2
50
143-5TC
SBQ8572-78.00-L-M7-B3
S8572051.00
21
2.94
1755
2100
81.43
2
84
143-5TC
SBQ8672-81.43-L-M7-B3
S8672052.00
21
1.53
1562
1750
83.68
2
50
143-5TC
SBQ8572-83.68-L-M7-B3
S8572052.00
19
1.41
1606
1750
90.91
2
50
56C
SBQ8572-90.91-L-M5-B3
S8572024.00
18
2.54
1904
2100
98.57
2
84
143-5TC
SBQ8672-98.57-L-M7-B3
S8672053.00
X
Weight does not include oil.
W
Service Factor is based on maximum torque rating of reducer.
O
Overhung load is calculated at centerline of output shaft.
Quick Selections
MOTOR SELECTIONS
STOCK GEAR+MOTOR™
Start with a Grove Gear IRONMAN reducer
and add a LEESON industrial-duty NEMA C
face motor to produce a GEAR+MOTOR
™
.
How To Create a GEAR+MOTOR™ Part Number
Example:
S8472009-102868
1. Select reducer catalog number
2. Select motor catalog number
3. Order reducer and motor as one line item as shown below
3/4 HP LEESON ELECTRIC MOTORS
Motor Type
Voltage
Enclosure
Frame
Catalog
Number
General Purpose, C Face
115/208-230 1-PH
TEFC
56C
110057
General Purpose, C Face
208-230/460 3-PH
TEFC
56C
110047
WATTSAVER
®
Premium Efficiency Motor 208-230/460 3-PH
TEFC
56C
114213
575 Volt Motor
575 3-PH
TEFC
56C
110177
SCR Rated DC Motor
90 VDC
TEFC
56C
098032
SCR Rated DC Motor
180 VDC
TEFC
56C
098069
This Quick Selection is only for motorized reducers with
base mount (00 suffix). For other reducer configurations
refer to Maximum Rating Tables beginning on page 493.