Grove Gear GR-BM842-40-L-180 GR8420116.00 40:1 ratio single-reduction worm gear speed reducer with 4.25" center distance, 180TC flexible coupling input, and left-hand solid output shaft. Cast iron IronMan series housing with blue paint, Viton seals, and base mounting. Delivers 5.262 HP input at 1750 RPM, 43 RPM output, and 12,090 lb-in output torque for right-angle industrial power transmission.

Assembly

BM-L

Center Distance

4.2 In.

Center distance (in)

4.25

Center Distance Range

Above 3.25"

Gear Drive Reductions

Single

Gear Type

Worm

H-Tap Size

5/8 - 11 UNC

Housing material

Cast iron

HP Range

5HP (< 7-1/2)

Input Bore (C Face)

1.125

Input Diameter (in)

1.25

Input Flange

182-4TC

Input HP

0.92

Input HP @ 1750 RPM

5.262

Input Keyway (C Face)

1/4 x 1/8

Input RPM

100

Input Style

3-Piece Coupled

Keyway

1/4 X 2.50

Max OHL (Output Shaft)

3715

Max Thrust Load (Output Shaft)

2533

Model Code

BM842

Motor Frame Size

180TC

Mounting Style

Base

No. of Gear Reductions

Single

Output

Left

Output Diameter (in)

1.875

Output HP

4.274

Output Key

1/2 X 3.06

Output RPM

43

Output Shaft Assembly Code

L

Output Shaft Direction

Left

Output Shaft Orientation

L

Output Style

L

Output Torque

6156

Output Torque (lb-in)

12090

Output Torque Range

5000 to 10000 in lbs

Output type

Solid Shaft

Overhung Load

3715

Paint/Coating

Blue

Product Line

GR Series - Ironman Worm Gear Reducers

Product Type

Worm Speed Reducer

Ratio

40 to 1

Ratio Range

40-1

Reducer

Worm - Right Angle

Reducer Style

Worm - Right Angle

Reducer Type

Single

Series

GR Series - Ironman Worm Gear Reducers

Series Code

GR

Series Style

GR-BM-L

Service Factor

1

Shaft Seal Material

Viton

Size

180TC

TAP Depth

1

Thrust Rating - output shaft

2533