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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
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
S Series Helical - Worm
1750 RPM Input
.50 HP
con’t
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
9.5
1.37
1916
1750
183.74
3
58
56C
SBQ8573-183.74-L-M5-B3
S8573001.00
8.8
2.30
2244
2100
200.00
2
84
56C
SBQ8672-200.00-L-M5-B3
S8672030.00
8.4
1.20
2300
1750
209.40
3
58
56C
SBQ8573-209.40-L-M5-B3
S8573002.00
8.1
2.17
2409
2100
217.14
2
84
56C
SBQ8672-217.14-L-M5-B3
S8672031.00
7.6
1.13
2465
1750
230.09
3
58
56C
SBQ8573-230.09-L-M5-B3
S8573003.00
6.9
1.71
3343
2100
254.28
3
96
56C
SBQ5673-254.28-L-M5-B3
S8673001.00
6.5
1.00
2821
1750
267.38
3
58
56C
SBQ8573-267.38-L-M5-B3
S8573004.00
5.7
1.44
3965
2100
306.66
3
96
56C
SBQ8673-306.66-L-M5-B3
S8673002.00
5.7
2.96
3920
3050
307.90
4
193
56C
SBQ8774-307.90-L-M5-B3
S8774001.00
5.0
2.94
3940
3050
352.34
3
187
56C
SBQ8773-352.34-L-M5-B3
S8773002.00
5.0
1.27
4494
2100
352.50
3
96
56C
SBQ8673-352.50-L-M5-B3
S8673003.00
4.6
2.44
4765
3050
380.74
4
193
56C
SBQ8774-380.74-L-M5-B3
S8774002.00
4.3
2.63
4449
3050
403.03
3
187
56C
SBQ8773-403.03-L-M5-B3
S8773003.00
4.3
1.31
4445
2100
408.00
3
96
56C
SBQ8673-408.00-L-M5-B3
S8673004.00
4.0
2.47
4757
3050
432.32
3
187
56C
SBQ8773-432.32-L-M5-B3
S8773004.00
3.9
1.27
4411
2100
446.24
3
96
56C
SBQ8673-446.24-L-M5-B3
S8673005.00
3.7
2.33
4898
3050
469.78
3
187
56C
SBQ8773-469.78-L-M5-B3
S8773005.00
3.6
1.93
6025
3050
492.77
4
193
56C
SBQ8774-492.77-L-M5-B3
S8774004.00
3.4
1.07
5458
2100
508.56
3
96
56C
SBQ8673-508.56-L-M5-B3
S8673006.00
3.3
2.08
5723
3050
527.03
3
187
56C
SBQ8773-527.03-L-M5-B3
S8773006.00
3.2
1.08
5290
2100
544.00
3
96
56C
SBQ8673-544.00-L-M5-B3
S8673007.00
2.9
1.62
7195
3050
594.56
4
193
56C
SBQ8774-594.56-L-M5-B3
S8774005.00
2.7
1.73
6885
3050
656.93
3
187
56C
SBQ8773-656.93-L-M5-B3
S8773008.00
2.5
1.65
7111
3050
702.71
3
187
56C
SBQ8773-702.71-L-M5-B3
S8773009.00
2.3
1.55
7665
3050
761.48
4
193
56C
SBQ8774-761.48-L-M5-B3
S8774007.00
2.2
1.41
8403
3050
792.26
3
187
56C
SBQ8773-792.26-L-M5-B3
S8773010.00
2.1
1.15
10095
3050
849.38
4
193
56C
SBQ8774-849.38-L-M5-B3
S8774008.00
1.9
1.30
9134
3050
910.68
3
187
56C
SBQ8773-910.68-L-M5-B3
S8773011.00
1.8
1.08
11003
3050
985.55
4
193
56C
SBQ8774-985.55-L-M5-B3
S8774009.00
1.4
1.04
11258
3050
1214.00
3
187
56C
SBQ8773-1214.00-L-M5-B3
S8773013.00
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
1/2 HP LEESON ELECTRIC MOTORS
Motor Type
Voltage
Enclosure
Frame
Catalog
Number
General Purpose, C Face
115/208-230 1-PH
TEFC
56C
102862
General Purpose, C Face
208-230/460 3-PH
TEFC
56C
102860
WATTSAVER
®
Premium Efficiency Motor 208-230/460 3-PH
TEFC
56C
101780
575 Volt Motor
575 3-PH
TENV
56C
110176
SCR Rated DC Motor
90 VDC
TEFC
56C
098000
SCR Rated DC Motor
180 VDC
TEFC
56C
098008
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.