Grove Gear Narrow Housing IronMan NH-BM818-20-L-140 (catalog NH8180077.00) is a 20:1 single-reduction worm gear speed reducer with 1.75" center distance. It features a 140TC flexible coupling input, 0.625" input diameter, 1" output diameter, and left-hand solid output. The cast iron housing provides durability for right-angle power transmission applications.

Assembly

BM-L

Center Distance

1.8 In.

Center distance (in)

1.75

Center Distance Range

1" thru 3.25"

Gear Drive Reductions

Single

Gear Type

Worm

H-Tap Size

5/16 - 18 UNC

Housing material

Cast iron

HP Range

1 to 1-1/2 (< 2)

Input Bore (C Face)

0.875

Input Diameter (in)

0.625

Input Flange

140TC

Input HP

1.046

Input HP @ 1750 RPM

1.046

Input Keyway (C Face)

3/16 x 3/32

Input RPM

1750

Input Style

3-Piece Coupled

Keyway

3/16 X 1.38

Max OHL (Output Shaft)

1250

Max Thrust Load (Output Shaft)

1144

Model Code

BM818

Motor Frame Size

140

Mounting Style

Base

No. of Gear Reductions

Single

Output

Left

Output Diameter (in)

1.000

Output HP

0.875

Output Key

1/4 x 1.75

Output RPM

87

Output Shaft Assembly Code

L

Output Shaft Direction

Left

Output Shaft Orientation

L

Output Style

L

Output Torque

630

Output Torque Range

500 to 1000 in lbs

Output type

Solid Shaft

Overhung Load

1200

Paint/Coating

Blue

Product Line

NH Series - Ironman Narrow Housing Worm Gear Reducers

Product Type

Right Angle

Ratio

20 to 1

Ratio Range

20-1

Reducer

Worm - Right Angle

Reducer Style

Worm - Right Angle

Reducer Type

Single

Series

NH Series - Ironman Narrow Housing Worm Gear Reducers

Series Code

NH

Series Style

NH-BM-L

Service Factor

1

Shaft Seal Material

Viton

Size

140TC

TAP Depth

0.63

Thrust Rating - output shaft

1144