Grove Gear 8050 Catalog

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GR Series Dimensions Styles: DFEMQ, DFEM, DFE

Single Reduction Worm Gear Reducers

STYLE DFEMQ, DFEM, DFE DIMENSIONS (Inches)

Worm - Worm Gear Reducers

Size

FC W

Double Reduction

GR830 GR832 GR842 GR852 GR860 GR870 GR880

11.00 12.50 14.00 16.00 19.50 22.00 28.00

0.375 0.375 0.500 0.750 0.750 1.000 1.062 1.118

.31-18 UNC X 1.00 DP .31-18 UNC X 1.00 DP .38-16 UNC X 1.00 DP .38-16 UNC X 1.00 DP .38-16 UNC X 1.00 DP .38-16 UNC X 1.00 DP .62-11 UNC X 1.50 DP .62-11 UNC X 1.50 DP

3.15 3.40 3.62 4.28 5.28 6.06 6.22 7.94

11.00 12.50 14.00 16.00 19.50 22.00 28.00 32.00

7.86 8.05 9.18

10.06 10.25 11.57 14.47 16.70 16.90 18.19 22.30

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 5.52 5.74 6.00 7.00 8.50

2.06 2.06 2.28 2.94 3.50 3.50 4.44 5.12

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 13.30 12.96 13.94 17.05

10.24 10.63 11.93 14.34

10.75 13.75 17.00

11.38 14.00

10.00 12.50

GR8100 32.00

10.00

Helical - Worm Gear Reducers

Output Key L

O ƶ

Double Reduction

Size

P L

-0.000 -0.0015 1.438 1.438 1.688 2.188 2.438 2.937 3.438 3.938

+0.000

-0.0015

GR830 GR832 GR842 GR852 GR860 GR870 GR880

.56 .56 .69 .81 .88

4.84 5.02 6.10 7.50 N/A N/A N/A N/A

9.00

17.85 18.47 20.59 21.56 28.36 29.88 34.00 38.38

4.35 4.35 4.82 6.07 6.76 6.76 9.57

1.76 1.76 1.76 2.38 2.38 2.38 3.47 3.38

14.38 15.00 16.50 16.50 22.50 24.00 27.06 29.50

4.96 4.63 5.91 5.62 7.63 7.63 9.25 9.43

0.78 0.88 1.00 1.25 1.50 1.75 2.00 2.25

.625 .625 .625 .750 .875 .875

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

10.50 12.00 14.00 17.00 19.00 24.00 28.00

1.13 1.31

1.250 1.250

GR8100 1.31

10.88

1 x 7.75

WASHGUARD ® Reducers and GEAR+MOTOR™ Ratio Multipliers

Motor Mounting Dimensions

NEMA DIMENSIONS (Inches)

NEMA DIMENSIONS (Inches) LM L1 LQ

LQ1

Frame

BE1 Bore Keyway X

BF E

Size

48CZ

56C/ 140TC

180TC/ 250TC

48CZ/

180TC 210TC 250TC

48CZ/

180TC 210TC

250TC

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 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

210TC

56C/140TC

GR830 GR832 GR842 GR852 GR860 GR870 GR880

6.26 6.26 6.63 N/A N/A N/A

6.70 6.70 7.07 8.32 9.01 9.01

N/A N/A N/A N/A N/A N/A 9.32 N/A 10.01 N/A 10.01 N/A 12.90 13.46 14.30 14.86

4.09 4.09 4.46

N/A N/A N/A 5.62 6.34 6.34 7.21 8.61

N/A N/A N/A N/A 6.75 6.75 7.21 8.61

N/A N/A N/A N/A N/A N/A 7.77 9.17

3.59

N/A N/A

N/A N/A N/A N/A N/A N/A 7.24 8.54

3.59 N/A N/A

4.06

N/A N/A 5.13 N/A 5.81 6.25 5.81 6.25 6.68 6.68 7.98 7.98

4.82 Q 5.51 Q 5.51 Q 6.04 Q 7.35 Q

5.19 Q 6.14 Q 6.14 Q 6.45 Q 7.85 Q

N/A 11.81

GR8100 N/A 13.21

IEC B5 & B3/B5 METRIC DIMENSIONS (Inches) Y

IEC B5 & B3/B5 METRIC DIMENSIONS (MM)

LQ1

Frame

Bore Keyway X

BF TAP

Size

Dia.

D63D

D71D

D80D D90D D100LD/

D132D

D63D

D71D

D80D

D90D D100LD/ D132D

D112MD

D63D D71D D80D D90D

115 95

117

10 11 15 15

11 14 19 24

4 X 2

M8 X 1.25 131

GR830 3.25 GR832 3.25 GR842 3.62

3.28 3.28 3.65 4.28 4.97 4.97 N/A N/A

3.52 3.52 3.89 4.90 5.59 5.59 N/A N/A

N/A N/A N/A 4.90 5.59 5.59 6.38 7.78

N/A N/A N/A 5.30 6.07 6.07 6.39 7.78

N/A N/A N/A N/A N/A N/A 7.17 8.57

2.95 2.95 3.43 N/A N/A N/A N/A N/A

2.97 2.97 3.44 4.09 4.78 4.78 N/A N/A

3.21 3.21 3.68 4.72 5.41 5.41 N/A N/A

N/A N/A N/A 4.72 5.41 5.41 6.16 7.46

N/A N/A N/A 5.07 5.76 5.76 6.14 7.45

N/A N/A N/A N/A N/A N/A 6.93 8.24

130 110 132 165 130 165 165 130 165

5 X 2.5 M8 X 1.25 146

6 X 3

M10 X 1.50 184

GR852 GR860 GR870 GR880

8 X 3.5 M10 X 1.50 184

N/A N/A N/A N/A

D100LD/ D112MD

215 180 216

8 X 3.5 M12 X 1.75 237

D132D

265 230 267

10 X 4 M12 X 1.75 290

Additional Capabilities

GR8100 N/A

Accessories and

Y Metric IEC B5 input flange options are available only on quill input styles. W Sizes 860-8100 have extended cap. Dimensions refer to cap location.

** Key not provided with gear reducer. Keyway dimension shown. X Keyway width by depth Q 48CZ not available L Style DFE and DFEM only.

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

ƶ “O” dimension is the minimum dimension to output or screw head on sizes GR860-GR8100

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