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www.grovegear.comBRAVO
®
Single Reduction Reducers
BRAVO
®
Worm - Worm
Double Reduction
BRAVO
®
Helical - Worm
Double Reduction
BRAVO
®
Accessory Kits
Quadro - Single Reduction
High Efficiency Helical - Inline
Dimensions
Style BMQ
STYLE BMQ DIMENSIONS - Inches (MM)
L
R
D
ASSEMBLIES
REVERSE ALL ARROWS FOR OPPOSITE INPUT SHAFT ROTATION. CONTACT
FACTORY FOR OTHER MOUNTINGS OR ASSEMBLY POSITIONS.
LQ* LQ1*
T*
X
OUTPUT
Series C CD D F
G I
56/140 180
N O*
RQ +0.000
KEY*
-0.001
Tap Size
Depth
512
3.54 1.18 1.54 1.18 0.08 1.81
*
N/A 2.48 1.01 2.21 (14)
_
N/A
N/A
(5)
_
518
4.76 1.77 1.93 1.38 0.08 2.16 3.33 N/A 2.97 1.26 2.60 0.750 1/4-20 UNC 0.62 3/16 x 1.00
520
5.33 1.97 2.15 1.50 0.12 2.56 3.51 N/A 3.94 2.05 2.83 1.000 5/16-18 UNC 0.75 1/4 X 1.62
525
6.69 2.48 2.76 1.77 0.19 3.11 4.08 N/A 4.85 2.36 3.58 1.125 5/16-18 UNC 0.75 1/4 X 2.00
534
9.15 3.35 3.72 2.52 0.14 3.86 4.83 5.35 5.55 2.36 4.33 1.500 5/16-18 UNC 0.75 3/8 X 2.00
Style B
L
R
D
ASSEMBLIES
REVERSE ALL ARROWS FOR OPPOSITE INPUT SHAFT ROTATION. CONTACT
FACTORY FOR OTHER MOUNTINGS OR ASSEMBLY POSITIONS.
_
Dimension is in MM. Key is not provided
with metric reducer options as standard.
Metric shaft diameter tolerance is -0.005/-
0.020. Series 512 is available with an inch
dimensioned output shaft. Contact Factory
for details.
* Metric options are available. Refer to
dimensions below. Contact Factory for
availability of metric options.
STYLE B DIMENSIONS** - Inches
T
U
X
INPUT
OUTPUT
Series C CD D F
G I
L
M N
O
S
+0.000 +0.000
KEY
KEY
-0.001
-0.001
Tap Size
Depth
518
4.76 1.77 1.93 1.38 0.08 2.16 3.86 1.67 2.97 1.26 1.18 0.750 0.625 1/4-20 UNC 0.62 3/16 X 1.00 3/16 X 1.00
520
5.33 1.97 2.15 1.50 0.12 2.56 4.11 1.74 3.94 2.05 1.18 1.000 0.625 5/16-18 UNC 0.75 3/16 X 1.00 1/4 X 1.62
525
6.69 2.48 2.76 1.77 0.19 3.11 5.43 2.24 4.85 2.36 1.75 1.125 0.750 5/16-18 UNC 0.75 3/16 x 1.50
1/4 X 2.00
534
9.15 3.35 3.72 2.52 0.14 3.86 6.38 2.52 5.55 2.36 1.75 1.500 0.875 5/16-18 UNC 0.75 3/16 X 1.50 3/8 X 2.00
** Series 512 is available in this style. Contact Factory for details
Motor Mounting Dimensions
OPTIONAL METRIC DIMENSIONS
J
- MM
NEMA DIMENSIONS - Inches
Frame AJ AK BD BE BE1 BF
Input
Input
Bore Dia Keyway
s
56C
5.88 4.50 6.50 0.38 N/A 0.41 0.625 3/16 x 3/32
140TC
5.88 4.50 6.50 0.38 N/A 0.41 0.875 3/16 x 3/32
180TC
7.25 8.50 9.00 N/A 0.50 0.53 1.125 1/4 x 1/8
LQ1
u
T
O
N Output
Series
IEC B5 & B14 Options
3
Keyway
D56D D63D D71D D80D D90D D100LD
n
(standard for metric units)
512
62.5
v
62.5 N/A N/A N/A N/A 14
25
63
5
518
74
vo
74
v
74 N/A N/A N/A 18
32
75
6
520
81.5
vo
81.5
v
81.5 81.5 N/A N/A 25
52
100
8
525
N/A 99.5 ◊ 99.5
v
99.5
v
99.5
N/A 25
60
123
8
534
N/A N/A 124 ◊ 124 124
124 35
60
141
10
J
Contact Factory for availability of metric input options. The output
bore and/or solid output shaft extension will be metric as standard
with metric input options.
s
Keyway width by depth
v
AJ Mounting holes are rotated 45° from positions shown on B14
input options as follows:D56D(All), D63D(Series 518 & 520), D71D
& D80D(Series 525)
u
Dimensions are maximum (B5 and B14 options)
◊ B14 option not available
o
B5 Option not available
n
Also applies to frame size D112MD
3
Solid metric output shaft diameter tolerance is -0.005/-0.020.
Hollow bore tolerance is H7.
OPTIONAL METRIC DIMENSIONS
J
- MM
IEC
B5
B14
v
Input
Input
Frame
AJ
AK BD BE
BF
AJ
AK
BD BE
BF
v
Bore Dia Keyway
s
D56D
100 80 120 10
7
65
v
50
80
7
6.5
9
3 x 1.5
D63D
115 95 140 11
9
75
v
60
90
5.5
5.5
11
4 x 2
D71D
130 110 160 10
9
85
v
70 105
8
6.5
14
5 x 2.5
D80D
165 130 200 12
11 100
v
80 120 10
7
19
6 x 3
D90D
165 130 200 12
11
115
95 140 11
9
24
8 x 3.5
D100LD
n
215 180 250 13
14
130 110 160 10
9
28
8 x 3.5