LEESON R Series Helical-Inline Gear Reducers

HELICAL-INLINE
TRIPLE REDUCTION
DIMENSIONS
STYLE RBN
OA
AD
D
K
LIFTING EYE ON
R887, R897 &
R8107 ONLY
OUTPUT
SHAFT
UY
OUTPUT
KEY
M
TAP
VO
U
X
V
G
Q
C
DB
FM
TAP
FV
FO
INPUT
KEY
FU
FZ
INPUT
SHAFT
J
RBN877
RBN887
RBN897
RBN8107
E
A
GEARCASE
Size
RBN827
RBN837
RBN847
RBN857
RBN867
A
5.72
145
5.72
145
7.48
190
7.48
190
8.14
207
8.66
220
11.34
288
13.42
341
15.25
387
inch
mm
AD
H
DIA HOLES
B
BA
D
DB
E
BA
6.61 6.30 2.95 3.54 1.50 4.33 5.12 0.59 0.39 1.40 0.29 6.68 7.29
168 160 75 90 38 110 130 15 10 35 7 170 185
6.61 6.30 2.95 3.54 1.50 4.33 5.12 0.59 0.39 1.40 0.29 6.68 7.29
168 160 75 90 38 110 130 15 10 35 7 170 185
7.93 7.87 3.94 4.53 1.91 5.32 6.50 0.75 0.53 2.18 N/A 8.48 8.40
201 200 100 115 49 135 165 19 14 55 N/A 215 213
7.93 7.87 3.94 4.53 1.91 5.32 6.50 0.75 0.53 2.18 N/A 8.48 8.40
201 200 100 115 49 135 165 19 14 55 N/A 215 213
8.50 9.13 3.94 5.12 1.91 5.91 7.68 0.82 0.53 2.39 0.24 9.08 9.44
216 232 100 130 49 150 195 21 14 61 6 231 240
9.97
253
9.65
245
4.53
115
5.51
140
1.91
49
6.69
170
8.07
205
0.98
25
0.69
18
2.16
55
N/A
N/A
10.47
266
10.79
274
11.96
304
14.00
356
16.08
12.59
320
14.37
365
17.32
5.51
140
6.30
160
7.28
7.09
180
8.86
225
9.84
2.36
60
2.87
73
3.39
8.47
215
9.84
250
11.42
10.24
260
12.21
310
14.57
1.11
28
1.38
35
1.50
0.75
19
0.91
23
1.02
2.93
74
3.55
90
4.00
N/A
N/A
0.45
11
0.35
13.04
331
15.84
402
16.78
12.99
330
16.41
417
19.00
408 440 185 250 86 290 370 38 26 102 9 426 483
F
G
F
B
H
BC
J
K
OA
Q
Helical - Inline
Gear Reducers
OUTPUT SHAFT - INCHES
Size
U
+ 0.000
- 0.001 UY V VO
KEY
RBN827 1.000 1.10 N/A 0.40 1/4 x 1/4 x 1-1/2
RBN837 1.000 1.10 N/A 0.40 1/4 x 1/4 x 1-1/2
RBN847 1.250 1.36 2.36 0.41 1/4 X 1/4 x 1-11/16
RBN857 1.375 1.51 N/A 0.44 5/16 x 5/16 x 1-3/4
RBN867 1.375 1.51 2.76 0.44 5/16 x 5/16 x 1-3/4
RBN877 1.625 1.78 3.15 0.45 3/8 x 3/8 x 2-1/4
RBN887 2.125 2.34 3.94 0.64 1/2 x 1/2 x 2-5/8
RBN897 2.375 2.64 4.72 0.70 5/8 x 5/8 x 3-3/4
RBN8107 2.875 3.19 5.51 0.67 3/4 x 3/4 x 4-1/8
M
3/8-24 x 0.91
3/8-24 x 0.91
3/8-24 x 0.88
1/2-13 x 1.13
1/2-13 x 1.13
5/8-11 x 1.38
3/4-10 x 1.61
3/4-10 x 1.61
3/4-10 x 1.61
INPUT SHAFT* - INCHES
+ 0.000
- 0.001
All dimensions shown are for reference only. Contact Factory for certified dimensions.
GEARCASE/INPUT
Size
RBN827
FU
0.625
FZ
0.69
FV
1.57
FO
0.25
KEY
3/16 x 3/16 x 1-1/16
FM
N/A
Model
RBN827
BC
4.12
C
12.12
RBN837 0.625 0.69 1.57 0.25 3/16 x 3/16 x 1-1/16
N/A
RBN837 4.12 12.12
RBN847 0.750 0.82 1.57 0.25 3/16 x 3/16 x 1-1/16
N/A
RBN847 4.35 14.78
RBN857 0.750 0.82 1.57 0.25 3/16 x 3/16 x 1-1/16
N/A
RBN857 4.35 14.78
RBN867 0.750 0.82 1.57 0.25 3/16 x 3/16 x 1-1/16
N/A
RBN867 4.21 15.82
RBN877 0.750 0.82 1.57 0.25 3/16 x 3/16 x 1-1/16
N/A
RBN877 4.10 16.70
RBN887 0.875 0.95 2.25 N/A 3/16 x 3/16 x 2
1/4-20 x 0.75 RBN887 3.92 19.66
RBN897 1.125 1.23 2.63 N/A 1/4 x 1/4 x 2-1/2
3/8-16 x 1.00 RBN897 7.29 25.79
RBN8107 1.375 1.51 3.15 0.35 5/16 x 5/16 x 2-3/8 1/2-13 x 1.41 RBN8107 9.62 31.46
* See Page 456 For Additional Shaft Diameters Available.
Dimensions subject to change without notice
For safety and to comply with local and national safety codes, the purchaser or user must provide protective
WARNING HI403A-19
guards over all shaft extensions and devices mounted thereon.
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com