Grove Gear 8050 Catalog

ELECTRA-GEAR EL Series Dimensions Styles: VLMQ, VLM, VL

Single Reduction Worm Gear Reducers

STYLE VLMQ, VLM, VL DIMENSIONS (Inches)

T

U

Input Key

Input Key

Output

Size

A

B

CD

D

F

G

H

I

J

K

L

M

N

O

O*

V

+0.000 (Style VL only) L (Style VLM only) L

Worm - Worm Gear Reducers

+0.000 -0.0015

Key

-0.0015

EL813 7.16 EL818 8.88 EL821 9.87

4.13 1.33 4.25 1.75 4.81 2.06

2.31 6.16 2.28 7.88 2.56 8.87 2.75 9.38 2.81 10.50 3.75 11.44 3.75 13.00 4.59 14.69

3.69 4.57 5.25 5.66 6.00 6.69 7.75 8.69

0.34 0.38 0.44 0.50 0.50 0.56 0.56 0.81

2.40 3.03 3.40 3.61 4.17 4.81 5.00 6.15 7.55

3.25 3.69 4.13 5.00 5.00 5.75 6.63 7.00 9.63

1.63 1.84 2.06 2.50 2.50 2.88 3.31 3.50

3.82 4.35 4.71 5.51 6.07 6.56 6.75 9.57

1.87 1.78 1.76 2.45 2.45 2.31 2.31 3.47

4.00 4.39 4.68 5.14 5.63 6.62 6.62 8.12 9.06

2.16 2.05 2.29 2.66 2.73 3.60 3.60 4.50 4.78

1.96 1.85 2.09 2.46 2.53 3.37 3.37 4.22 4.50 5.25

0.19 0.625 0.500

1/8 x 1.00

1/8 x 1.00

3/16 x 1.38

Double Reduction

0.38 0.750 0.625 3/16 x 1.38 0.38 1.000 0.625 3/16 X 1.38 0.31 1.125 0.750 3/16 X 1.63 0.31 1.250 0.750 3/16 x 1.63 0.25 1.500 0.875 3/16 x 1.63 0.38 1.625 0.875 3/16 x 1.63

3/16 x .500 3/16 X 1.38

3/16 x .500 3/16 x .500 3/16 x .500 3/16 x .500 3/16 x .500 1/4 x 2.50 1/4 x 3.00 3/8 x 2.75

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

EL824 10.88 5.88 2.38 EL826 12.00 5.88 2.63 EL830 12.94 6.75 3.00 EL832 14.50 7.63 3.25 EL842 17.50 8.38 4.25 EL852 19.25 11.50 5.25 EL860 21.25 13.50 6.00

0.50 1.875 1.250 0.50 2.000 1.250 0.63 2.250 1.500

1/4 x 2.50 1/4 X 3.00 3/8 x 3.00

5.88 16.88 10.35 0.81 6.38 18.63 11.44 0.94

4.82 10.88 3.38

7.88 11.00 5.50 10.99 3.00 10.75 5.25

Helical - Worm Gear Reducers

Double Reduction

Motor Mounting Dimensions

NEMA DIMENSIONS (Inches) LM LM1 L1

NEMA DIMENSIONS (Inches)

LQ

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 5.89 6.26 6.48 7.04 7.67 7.86

-- -- --

3.82 3.64 4.00 4.29 4.88 5.38 5.56 9.57

-- -- --

3.79 4.42 4.79 4.77 5.33 5.97 6.16 6.45 7.85

-- -- --

3.09 3.59 4.06 4.09 4.82 5.32 5.51 6.04 7.35

-- -- --

56C 5.88 4.50 6.50 0.38 N/A .625 3/16 X 3/32 0.41 140TC 5.88 4.50 6.50 0.38 N/A .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

7.30 7.86 8.31 8.50

4.29 4.88 5.38 5.56 9.57

4.77 5.33 5.97 6.16 6.45 7.85

4.09 4.82 5.32 5.51 6.04 7.35

WASHGUARD ® Reducers and GEAR+MOTOR™ Ratio Multipliers

11.25 12.65

12.53 13.93 11.94

10.88 10.99

10.88 10.99

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* 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 62 for GR Series dimensions.

ELECTRA-GEAR INTERCHANGE GUIDE

Original Style

New Style

Additional Capabilities

BSC or BLSC

VLMQ

Accessories and

BC or BLC

VLM

B or BL

VL

B + “KV” Kit

VL + “KV” Kit

Convert Style VL to motorized coupling input using kits shown on page 294.

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