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For safety and to comply with local and national safety codes, the purchaser or user must provide protective
guards over all shaft extensions and devices mounted thereon.
WARNING
www.grovegear.com
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
AK
AH AJ
BB
BD
OA
SA
Q
BF
GA
RFQ867
RFQ857
8.40
9.44
240
213
8.46
8.46
215
215
9.84
250
250
9.84
0.16
4
0.16
0.53
14
0.53
14
4
2.76
2.76
70
70
0.43
11
0.43
11
8.92
247
9.71
227
4.96
146
5.75
126
7.087
7.087
180
180
140
400
11.81
10.43
15.75
15.75
3.93
4.72
5.51
120
100
3.15
80
400
300
265
5
450
0.20
0.19
0.20
0.16
5
5
4
13.78
17.74
17.72
451
350
11.81
300
278
10.93
13.05
331
417
17.98
457
16.42
RFQ897
RFQ8107
RFQ887
RFQ877
12.99
10.79
19.00
16.41
483
417
330
274
9.45
11.02
280
240
7.08
180
151
5.94
25.4
19
18
0.69
19
0.75
0.75
14
0.53
1.02
1.00
26
18
0.70
15
0.59
9.843
350
350
230
250
9.055
13.780
13.780
Size
RFQ8107
RFQ897
RFQ887
RFQ877
Size
**
180TC
56C
-
33.52
**
30.93
23.99
19.13
-
140TC
1/2-13 x 1.13
1/2-13 x 1.13
M
1.51
1.51
UY
2.76
N/A
V
KEY
U
VO
0.44
0.44
Size
RFQ857
RFQ867
1.375
1.375
5/16 x 5/16 x 1-3/4
5/16 x 5/16 x 1-3/4
1.625
2.875
2.375
2.125
RFQ8107
RFQ877
RFQ887
RFQ897
3.19
5.51
2.34
2.64
1.78
3.94
4.72
3.15
0.67
0.45
0.64
0.70
3/4 x 3/4 x 4-1/8
1/2 x 1/2 x 2-5/8
5/8 x 5/8 x 3-3/4
3/8 x 3/8 x 2-1/4
3/4-10 x 1.61
3/4-10 x 1.61
3/4-10 x 1.61
5/8-11 x 1.38
X
2.83
2.94
5.62
3.27
4.06
4.95
RFQ867
RFQ857
17.37
-
16.33
-
OUTPUT
SHAFT
BF
DIA HOLES
UY
Dimensions subject to change without notice
Q
C
U
M
TAP
VO
V
BB
GA
AH
SA
AK
BD
AJ
OA
-.0004
-.0029
+ 0
-.064
-.0004
-.0029
+ 0
-.064
+ 0
-.072
+.0001
-.0027
-.0005
-.0025
+ 0
-.051
+ 0
-.070
-.0005
-.0032
+ 0
-.070
-.0005
-.0032
OUTPUT
KEY
BE1
BE
Dimension “C”
inch
mm
+ 0.000
- 0.001
LIFTING EYE ON
R887, R897 &
R8107 ONLY
Gearcase
Output Shaft - Inches
NEMA Motor Mounting Dimensions - Inches
Frame
AJ
AK
BD
BE
BE1 Bore
Keyway
BF
Dia.
48CZ
3.75 3.00 4.36 0.38 N/A 0.500 1/8 X 1/16 0.28
56C
5.88 4.50 6.50 0.38 N/A 0.625 3/16 X 3/32 0.41
140TC
5.88 4.50 6.50 0.38 N/A 0.875 3/16 X 3/32 0.41
180TC
7.25 8.50 8.50 N/A 0.50 1.125 1/4 X 1/8 0.53
210TC
7.25 8.50 8.50 N/A 0.50 1.375 5/16 X 5/32 0.53
250TC
7.25 8.50 8.50 N/A 0.50 1.625 3/8 X 3/16 0.53
280TC
9.00 10.50 11.25 N/A 0.55 1.875 1/2 X 1/4 0.55
320TC
11.00 12.50 14.00 N/A 0.55 2.125 1/2 X 1/4 0.65
360TC
11.00 12.50 14.00 N/A 0.55 2375 5/8 X 5/16 0.65
AK
BD
AJ
(4) HOLES
BF
BORE
Helical - Inline
Quad Reduction
Dimensions
Style RFQ