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570
www.grovegear.com
High Efficiency Helical - Bevel
Gear Reducers
High Efficiency Parallel Shaft
Gear Reducers
Stainless Steel &
WASHGUARD
®
High Efficiency Gear Reducers
Technical Information
Warnings and Cautions
Terms and Conditions
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
R: Right Ext.
L: Left Ext.
D: Double Ext.
E
EJ
C
FA
DB
M
TAP
H
DIA
(4) HOLES
FB
G
QB
Q
V
BA
B
OUTPUT
SHAFT
UY
F
WG
OUTPUT
KEY
U
VO
EA
EA
OA
D
Output Styles
2.36
0.29
1.250
2.85
2.80
7.48
KBQ8473
9.82
-
-
-
-
-
-
71 72.5
190 249
1.36
-
-
-
-
-
-
146
160
421 515
-
-
-
-
-
-
116
132
344 422
288 335 112 101
-
-
-
-
-
-
KBQ8973
KBQ8873
KBQ8773
1/4 x 1/4 x 1-11/16
1/2-13 x 1.13
5.51
0.67
2.875
3.20
5.75
6.30
16.56 20.29
3/4 x 3/4 x 4-1/8
3/4-10 x 1.61
4.72
0.51
2.375
2.64
4.57
5.20
13.54 16.61
5/8 x 5/8 x 3-5/8
3/4-10 x 1.61
11.34 13.21 4.41 3.98
3.94
0.64
2.000
2.21
1/2 x 1/2 x 2-5/8
3/4-10 x 1.61
-
-
-
-
-
-
228 283
90 87.9
3.15
0.45
3/8 x 3/8 x 2-1/4
5/8-11 x 1.38
1.78
1.625
8.98 11.13 3.54 3.46
KBQ8673
M
KEY
VO
V
UY
U
+ 0.000
- 0.001
WG
QB
Q OA
Size
11.0
0.43
18
0.71
35
1.38
1.46
37
4.72
120
130
5.31
135
5.12
0.47
12.0
112
2.95
75
5.71
145
4.41
KBQ8473
5.12
130
1.31
1.57
N/A
3.74
10.23
13.65
14.17
33
40
N/A
95
270
347
360
N/A
8.34
13.38
N/A
315
212
340
12.40
11.02
280
0.87
1.26
2.17
2.76
7.09
9.45
9.17
22
32
55
70
180
240
233
1.22
5.91
9.06
30.9
212
150
230
8.35
7.09
180
17.5
0.69
27
1.06
40
1.57
55
2.17
165
6.50
200
206
8.11
7.87
27.3
1.08
180
123.5
4.86
200
7.87
7.09
150
5.91
KBQ81073
KBQ8873
KBQ8773
1.18
1.77
5.51
6.73
6.30
24
30
45
140
160
171
0.62
3.98
6.69
15.8
140
101
170
5.51
4.72
120
0.94
13.5
0.53
D
H
G
FB
FA
F
EJ
EA
E
DB
BA
B
KBQ8673
Size
*
1.02
1.42
2.95
2.95
9.45
11.46
11.61
26
36
75
75
240
291
295
1.15
6.73
11.42
29.2
265
171
290
10.43
9.45
240
KBQ8973
-
-
-
-
-
-
173
200
503 601
KBQ81073
6.31
N/A
3.625
N/A
6.81
7.84
19.82 23.56
7/8 x 7/16 x 4-1/8
N/A
H DIA
(4) HOLES
inch
mm
inch
mm
Dimensions subject to change without notice
-
-
-
-
13.74
12.43
349
316
KBQ8473
-
-
-
-
-
575
22.63
-
28.15
-
377
14.85
17.25
351
13.83
16.57
22.07
561
28.15
-
-
-
421
438
KBQ8673
Size
KBQ8873
KBQ81073
KBQ8773
280TC
DIMENSION “C”
180TC
56C
210TC
250TC
-
-
17.25
438
561
22.07
-
28.15
629
24.78
24.78
629
-
-
KBQ8973
629
24.78
-
-
-
-
-
-
-
-
29.41
-
324TC
-
-
140TC
364TC
* 250TC not available.
BE1
BE
Output Shaft - Inches
Gearcase
Gearcase
NEMA Motor Mounting Dimensions - Inches
AK
BD
AJ
(4) HOLES
BF
BORE
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 2.375 5/8 X 5/16 0.65
Helical - Bevel
Triple Reduction Dimensions
Style KBQ