Kaman Product Catalog 1050

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GR Series Dimensions Styles: DXFEMQ, DXFEM, DXFE

Single Reduction Worm Gear Reducers

Worm - Worm Gear Reducers

Double Reduction

STYLE DXFEMQ, DXFEM, DXFE DIMENSIONS (Inches)

Size

A

AC

AD

AM B

CD

D

F

FC t

H

GR830 GR832 GR842 GR852 GR860 11.00 0.375 .31-18 UNC X 1.00 DP 3.15 11.00 3.00 4.60 9.00 N/A 0.56 12.50 0.375 .31-18 UNC X 1.00 DP 3.40 12.50 3.25 5.52 10.50 N/A 0.56 14.00 0.500 .31-16 UNC X 1.00 DP 3.62 14.00 4.25 5.74 12.00 N/A 0.69 16.00 0.750 .31-16 UNC X 1.00 DP 4.28 16.00 5.25 6.00 14.00 N/A 0.81 19.50 0.750 .31-16 UNC X 1.00 DP 5.28 19.50 6.00 7.00 17.00 10.24 0.88 22.00 1.000 .31-16 UNC X 1.00 DP 6.06 22.00 7.00 8.50 19.00 10.63 1.13 28.00 1.062 .31-11 UNC X 1.50 DP 6.22 28.00 8.00 8.86 24.00 11.93 1.31 GR8100 H 32.00 1.118 .31-11 UNC X 1.50 DP 7.94 32.00 10.00 12.50 28.00 14.34 1.31 GR870 H GR880 H

Helical - Worm Gear Reducers

Double Reduction

T

U

Input Key i

O Э

P i

Size

I

J

L

M N

R

V

WP

X

+0.000 -0.0015

+0.000 -0.0015

GR830 4.84 9.00 10.24 1.76 14.38 4.96 3.25 0.78 6.50 9.82 1.438 0.875 3/16 x 3/32 3/8 x 3.88 GR832 5.02 10.50 10.43 1.76 15.00 4.63 3.50 0.88 6.50 10.32 1.625 0.875 3/16 x 3/32 3/8 x 3.69 GR842 6.10 12.00 17.48 1.76 16.50 5.91 4.44 1.00 8.50 13.31 1.688 1.250 3/16 x 3/32 3/8 x 4.68 GR852 7.50 14.00 18.88 1.76 16.50 5.62 5.12 1.25 8.50 14.99 2.188 1.250 3/16 x 3/32 1/2 x 4.63 GR860 N/A 17.00 19.60 1.76 22.50 7.63 6.50 1.50 8.50 17.12 2.438 1.500 3/16 x 3/32 5/8 x 6.50 GR870 H N/A 19.00 19.68 1.76 24.00 7.63 7.59 1.75 10.36 21.84 2.937 1.625 3/16 x 3/32 3/4 x 6.44 GR880 H N/A 24.00 21.30 1.76 27.06 9.25 8.86 2.00 11.64 25.93 3.438 1.375 3/16 x 3/32 7/8 x 8.00 GR8100 H N/A 28.00 25.78 1.76 29.50 9.43 10.36 2.25 13.85 31.35 3.938 2.250 3/16 x 3/32 1 x 7.75

WASHGUARD ® Reducers and GEAR+MOTOR™ Ratio Multipliers

Motor Mounting Dimensions NEMA DIMENSIONS (Inches) LM L1 LQ LQ1

NEMA DIMENSIONS (Inches)

RQ

Frame AJ AK BD BE BE1 Bore Keyway u

BF

Size

56C/

180TC/

250TC 48CZ/

180TC 210TC 250TC 48CZ/

180TC 210TC 250TC

Dia.

140TC 210TC

56TC/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

12.49 N/A N/A 11.01 n 12.68 N/A N/A 11.20 n

N/A N/A N/A 10.62 n N/A N/A N/A 10.81 n

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

N/A 19.44 20.00 N/A 14.05 13.75 14.31 N/A 13.22 13.22 13.78 N/A 20.84 21.40 N/A 15.15 15.15 15.71 N/A 14.52 14.52 15.08 N/A 22.42 23.04 N/A 15.87 15.87 16.48 N/A 15.23 15.23 15.23

** Key not provided with gear reducer. Keyway dimension shown. u Keyway width by depth n 48CZ not available i Style DXFE and DXFEM only. Э “O” dimension is the minimum dimension to output seal or screw head on sizes GR860-GR8100.

v Metric IEC B5 input flange options are available only on quill input styles. t Sizes 860-8100 have extended cap on input cover. Dimension FC is to back face of the cap.

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

Additional Capabilities

Accessories and

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