Kaman Product Catalog 1050
GR Series Dimensions Styles: DFEMQ, DFEM, DFE
Single Reduction Worm Gear Reducers
STYLE DFEMQ, DFEM, DFE DIMENSIONS (Inches)
Worm - Worm Gear Reducers
Size
A
AC
AD
AM
B
BC
BH
CD
CE
C1
D
D1
F
FC t
FH
Double Reduction
GR830 GR832 GR842 GR852 GR860 GR870 GR880 11.00 0.375 .31-18 UNC X 1.00 DP 3.15 11.00 12.50 0.375 .31-18 UNC X 1.00 DP 3.40 12.50 14.00 0.500 .38-16 UNC X 1.00 DP 3.62 14.00 16.00 0.750 .38-16 UNC X 1.00 DP 4.28 16.00 19.50 0.750 .38-16 UNC X 1.00 DP 5.28 19.50 22.00 1.000 .38-16 UNC X 1.00 DP 6.06 22.00 28.00 1.062 .62-11 UNC X 1.50 DP 6.22 28.00 GR8100 32.00 1.118 .62-11 UNC X 1.50 DP 7.94 32.00
7.86 8.05 9.18
10.06 10.25 11.57
3.00 3.25 4.25 5.25 6.00 7.00 8.00
1.75 1.75 2.06 2.62 3.25 3.25 4.25 5.25
5.38 5.38 6.38 8.00 9.38 9.38
4.60 2.06 5.52 2.06 5.74 2.28 6.00 2.94 7.00 3.50 8.50 3.50
9.00
N/A N/A N/A N/A
5.12 5.75 6.75 8.00 9.50
10.50 12.00 14.00 17.00 19.00 24.00 28.00
11.57 14.47 13.30 16.70 12.96 16.90 13.94 18.19 17.05 22.30
10.24 10.63 11.93 14.34
10.75 13.75 17.00
11.38 10.00 4.44 14.00 12.50 5.12
10.00
Helical - Worm Gear Reducers
T
U
Output Key i
Double Reduction
O Э
Size
H
I
J
K
L
M
N
V
P i
-0.000 -0.0015
+0.000
-0.0015
GR830 GR832 GR842 GR852 GR860 GR870 GR880 GR8100
.56 .56 .69 .81 .88
4.84
9.00 17.85 4.35 1.76
14.38 4.96 0.78 1.438 .625 15.00 4.63 0.88 1.438 .625 16.50 5.91 1.00 1.688 .625 16.50 5.62 1.25 2.188 .750 22.50 7.63 1.50 2.438 .875 24.00 7.63 1.75 2.937 .875 27.06 9.25 2.00 3.438 1.250 29.50 9.43 2.25 3.938 1.250
3/16 x 1.38 3/16 x 1.38 3/16 x 1.38 3/16 x 1.63 3/16 x 1.63 3/16 x 1.75** 1/4 X 2.88** 1/4 X 3.00**
3/8 x 3.88 3/8 x 3.69 3/8 x 4.68 1/2 x 4.63 5/8 x 6.50 3/4 x 6.44 7/8 x 8.00
5.02 10.50 18.47 4.35 1.76 6.10 12.00 20.59 4.82 1.76 7.50 14.00 21.56 6.07 2.38 N/A 17.00 28.36 6.76 2.38
1.13 N/A 19.00 29.88 6.76 2.38 1.31 N/A 24.00 34.00 9.57 3.47 1.31 N/A 28.00 38.38 10.88 3.38
1 x 7.75
WASHGUARD ® Reducers and GEAR+MOTOR™ Ratio Multipliers
Motor Mounting Dimensions
NEMA DIMENSIONS (Inches)
NEMA DIMENSIONS (Inches) LM L1 LQ
LQ1
RQ
Frame AJ AK BD BE BE1 Bore Keyway u
BF b
Size
48CZ 56C/
180TC/ 250TC 48CZ/
180TC 210TC 250TC 48CZ/
180TC 210TC 250TC
Dia.
140TC 210TC
56C/140TC
56C/140TC
48CZ 3.75 3.00 4.36 0.38 N/A 0.500 1/8 X 1/16 0.28 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 9.00 N/A 0.50 1.125 1/4 X 1/8 0.53 210TC 7.25 8.50 9.00 N/A 0.50 1.375 5/16 X 5/32 0.53 250TC 7.25 8.50 9.00 N/A 0.50 1.625 3/8 X 3/16 0.53 56C
GR830 GR832 GR842 GR852 GR860 GR870 GR880 GR8100
6.26 6.70 N/A N/A 4.09 N/A N/A N/A 3.59 6.26 6.70 N/A N/A 4.09 N/A N/A N/A 3.59 6.63 7.07 N/A N/A 4.46 N/A N/A N/A 4.06
N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.13 N/A N/A 5.81 6.25 N/A 5.81 6.25 N/A 6.68 6.68 7.24 7.98 7.98 8.54
5.62 N/A N/A 4.82 n 6.34 6.75 N/A 5.51 n 6.34 6.75 N/A 5.51 n 7.21 7.21 7.77 6.04 n 8.61 8.61 9.17 7.35 n
N/A 8.32 9.32 N/A 5.19 n N/A 9.01 10.01 N/A 6.14 n N/A 9.01 10.01 N/A 6.14 n N/A 11.81 12.90 13.46 6.45 n N/A 13.21 14.30 14.86 7.85 n
IEC B5 & B3/B5 METRIC DIMENSIONS (Inches) v
IEC B5 & B3/B5 METRIC DIMENSIONS (MM)
LQ1
RQ
Frame
AJ AK BD BE Bore Keyway u
BF TAP OD
Size D63D D71D D80D D90D D100LD/
Dia.
D132D D63D D71D D80D D90D D100LD/ D132D
D112MD
D112MD
D63D D71D D80D D90D
115 95 117 10 11 4 X 2 M8 X 1.25 131 130 110 132 11 14 5 X 2.5 M8 X 1.25 146 165 130 165 15 19 6 X 3 M10 X 1.50 184 165 130 165 15 24 8 X 3.5 M10 X 1.50 184
GR830 3.25 3.28 3.52 N/A N/A N/A 2.95 2.97 3.21 N/A N/A N/A GR832 3.25 3.28 3.52 N/A N/A N/A 2.95 2.97 3.21 N/A N/A N/A GR842 3.62 3.65 3.89 N/A N/A N/A 3.43 3.44 3.68 N/A N/A N/A GR852 N/A 4.28 4.90 4.90 5.30 N/A N/A 4.09 4.72 4.72 5.07 N/A GR860 N/A 4.97 5.59 5.59 6.07 N/A N/A 4.78 5.41 5.41 5.76 N/A GR870 N/A 4.97 5.59 5.59 6.07 N/A N/A 4.78 5.41 5.41 5.76 N/A GR880 N/A N/A N/A 6.38 6.39 7.17 N/A N/A N/A 6.16 6.14 6.93 GR8100 N/A N/A N/A 7.78 7.78 8.57 N/A N/A N/A 7.46 7.45 8.24
D100LD/ D112MD
215 180 216 18 28 8 X 3.5 M12 X 1.75 237
D132D
265 230 267 18 38 10 X 4 M12 X 1.75 290
Additional Capabilities
Accessories and
** Key not provided with gear reducer. Keyway dimension shown. u Keyway width by depth n 48CZ not available i Style DFE and DFEM only.
v Metric IEC B5 input flange options are available only on quill input styles. t Sizes 860-8100 have extended cap. Dimensions refer to cap location.
For safety, purchaser or user should provide protective guards over shaft extensions and any couplings, sheaves and belts, sprockets and chains, etc., mounted thereon.
WARNING
Э “O” dimension is the minimum dimension to output or screw head on sizes GR860-GR8100
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