Grove Gear 8050 Catalog
ELECTRA-GEAR EL Series Dimensions Styles: DUMQ, DUM, DU
Single Reduction Worm Gear Reducers
STYLE DUMQ, DUM, DU DIMENSIONS (Inches)
Size
A
B
BC
BJ
B1
C
CA
CD
CE
C1
D1
D2
F
G
H
EL813 EL818 EL821 EL824 EL826 EL830 EL832
4.06 5.19 6.63 6.38 6.63 9.00 9.13
5.13 6.06 7.25 7.69 8.13 9.88
5.32 5.94 6.32 6.43 6.99 8.04 8.23 9.17
9.73
--
5.19 6.42 7.51 7.63 8.69 9.69
1.56 2.15 2.66 2.59 2.81 3.69 3.69 3.38 2.50 4.35 2.16 2.05 2.29 2.66 2.73 3.60 3.60 4.50 4.78 5.25 O
1.33 1.75 2.06 2.38 2.63 3.00 3.25 4.25 5.25 6.00 1.96 1.85 2.09 2.46 2.53 3.37 3.37 4.22 4.50 5.25 O*
1.33 1.33 1.33 1.33 1.33 1.75 1.75 2.06 2.63 3.25 1.72 2.30 2.63 2.50 3.25 3.50 4.00 4.19 4.25 5.00 R
4.66 4.66 4.66 4.66 4.66 5.86 5.86 6.88 8.00
1.72 1.72 1.72 1.72 1.72 2.31 2.31 2.63 3.25 3.50
1.72 2.31 2.63 2.50 3.25 3.50 4.00 4.50 4.25 5.00
3.31 4.38 5.38 4.88 5.38 7.50 7.63 8.00 8.75 9.50
1.66 2.19 2.69 2.44 2.69 3.75 3.82 4.00 4.38 4.75
0.34 0.38 0.44 0.47 0.50 0.56 0.56 0.81 0.81 0.94
10.82 11.79 12.11 12.90 15.24 15.93 16.68 19.89 22.44
2.48 2.76
Worm - Worm Gear Reducers
--
Double Reduction
4.21 4.50 4.53 5.71 7.82
10.88 10.50 12.13 13.50
11.25 12.94 13.75 16.00
EL842 10.00 EL852 10.75 EL860 11.75
11.57 12.63
--
10.50
T
U
Input Key
Input Key
Output
V
Size
I
J
K
L
M
N
+0.000 -0.0015 0.625 0.750 1.000 1.125 1.250 1.500 1.625 1.750 2.000 2.250
+0.000 -0.0015 0.500 0.500 0.500 0.500 0.500 0.625 0.625 0.625 0.750 0.875
(Style DU only) L
(Style DUM only) L
Key
Helical - Worm Gear Reducers
EL813 EL818 EL821 EL824 EL826 EL830 EL832 EL842 EL852 EL860
2.40 3.03 3.40 3.61 4.17 4.81 5.00 6.15 7.55 7.88
4.38 5.25 6.00 6.19 6.88 8.38 9.38 8.50 9.75
2.19 2.63 3.00 3.09 3.44 4.19 4.69 4.25 4.88 5.25
3.82 3.82 3.82 3.82 3.82 4.45 4.45 4.82 6.07 6.75
1.87 1.87 1.87 1.87 1.87 1.78 1.78 1.76 2.45 2.31
4.00 4.39 4.68 5.14 5.63 6.62 6.62 8.12 9.06
0.53 0.56 0.63 0.75 0.69 0.75 0.75 1.25 1.50 1.75
1/8 x 1.00 1/8 x 1.00 1/8 x 1.00 1/8 x 1.00 1/8 x 1.00 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
1/8 x 1.00 1/8 x 1.00 1/8 x 1.00 1/8 x 1.00 1/8 x 1.00 3/16 x .500 3/16 x .500 3/16 x .500 3/16 x .500 3/16 x .500
3/16 x 1.38 3/16 X 1.38 1/4 x 1.44 1/4 X 1.62 1/4 X 1.62 3/8 X 2.25 3/8 X 2.25 3/8 x 2.50 1/2 x 2.50 5/8 X 4.00
Double Reduction
10.50
10.75
Motor Mounting Dimensions NEMA DIMENSIONS (Inches) LM LM1 L1 LQ
NEMA DIMENSIONS (Inches)
WASHGUARD ® Reducers and GEAR+MOTOR™ Ratio Multipliers
LQ1
RQ
Frame
AJ
AK
BD
BE
BE1 Bore Keyway X
BF
Size
56C/140TC 180TC / 210TC 56C/140TC 180TC / 210TC 56C/140TC 180TC / 210TC
56C/140TC 180TC / 210TC
Dia.
EL813 EL818 EL821 EL824 EL826 EL830 EL832 EL842 EL852 EL860
6.07 6.07 6.07 6.07 6.07 5.88 5.88 6.26 7.04 7.86
-- -- -- -- -- -- -- --
3.82 3.82 3.82 3.82 3.82 3.64 3.64 4.00 4.88 5.56
-- -- -- -- -- -- -- --
3.79 3.79 3.79 3.79 3.79 4.42 4.42 4.79 5.33 6.16
-- -- -- -- -- -- -- --
3.09 3.09 3.09 3.09 3.09 3.59 3.59 4.06 4.82 5.51
-- -- -- -- -- -- -- --
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 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
7.86 8.50
4.88 5.56
5.33 6.16
4.82 5.51
* Applies to double output shaft X Keyway width by depth L Solid input shaft and C-faced coupling input reducers have different input shaft length and key.
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
INTEGRAL GEARMOTOR INPUTS AVAILABLE — Contact Factory for price and availability. EL SERIES MOUNTING DIMENSIONS — EL Series mounting dimensions are the same as the original ELECTRA-GEAR product with an option to match the industry standard dimensions of GR Series. — See page 142 for GR Series dimensions.
ELECTRA-GEAR INTERCHANGE GUIDE
Additional Capabilities
Accessories and
Original Style
New Style
NOT A
DUMQ
STANDARD CATALOGED
DUM
OPTION
DU
Convert Style DU to motorized coupling input using kits shown on page 294.
www.grovegear.com
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