Grove Gear IronMan GR-B842-20-L (catalog GR8420005.00) 20:1 ratio single-reduction worm gear speed reducer with 4.25" center distance, non-flanged solid left-hand output shaft, 1.25" input diameter, and 1.875" output diameter. Cast iron housing with blue paint, Viton seals, and base mounting. Delivers 8.458 HP output at 87 RPM with 4999 lb-in torque from 9.462 HP input at 1750 RPM.

Assembly

B-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

Height (in)

17.50

Housing material

Cast iron

HP Range

7-1/2 HP (< 10)

Input Diameter (in)

1.25

Input HP

11.02

Input HP @ 1750 RPM

9.462

Input RPM

2500

Input Style

Solid Input Shaft

Keyway

1/4 X 2.50

Length (in)

40.00

Max OHL (Output Shaft)

3320

Max Thrust Load (Output Shaft)

2533

Model Code

B842

Mounting Style

Base

No. of Gear Reductions

Single

Output

Left

Output Diameter (in)

1.875

Output HP

8.458

Output Key

1/2 X 3.06

Output RPM

87

Output Shaft

Solid Shaft

Output Shaft Assembly Code

L

Output Shaft Direction

Left

Output Shaft Orientation

L

Output Style

L

Output Torque

6092

Output Torque (lb-in)

4999

Output Torque Range

5000 to 10000 in lbs

Output type

Solid Shaft

Overhung Load

3320

Paint/Coating

Blue

Product Line

GR Series - Ironman Worm Gear Reducers

Product Type

Worm Speed Reducer

Ratio

20 to 1

Ratio Range

20-1

Reducer

Worm - Right Angle

Reducer Style

Worm - Right Angle

Series

GR Series - Ironman Worm Gear Reducers

Series Code

GR

Series Style

GR-B-L

Series Type

Cast Iron 800 Worm Gear Reducers

Service Factor

1

Shaft Seal Material

Viton

TAP Depth

1

Thrust Rating - output shaft

2533

Width (in)

37.00