DRIVE SYSTEM DIMENSIONAL DATA
![407_5128_dimensions-600x812](https://speedselector.com/wp-content/uploads/2023/11/407_5128_dimensions-600x812-1.png)
Model 407 Controllable Pulley
- Standard Bore Sizes: 5/8″, 3/4″, 7/8″, 19mm
- Bore Depth: 2-1/4″
- Maximum Bore Size: 1″
- Approximate Pitch Diameters:
- Maximum: 6.90″
- Minimum: 1.88″
- Weight: 4.2 lbs.
- Handwheel Turns for Full Range: 17
Click Here for Pulley Mounting Details
Model 5128 Spring-Loaded Pulley with 508C Mounting Collet
- Standard Bore Sizes: 5/8″, 3/4″, 7/8″, 1, 1-1/8″, 19mm, 24mm, 28mm
- Bore Depth: 3″
- Maximum Bore Size: 1-1/8″
- Approximate Pitch Diameters:
- Maximum: 7.78″
- Minimum: 2.92″
- Weight: 5.25 lbs.
- Collet Weight: .25 lbs.
POWER CURVES vs. DRIVEN SPEED
![407_5128_powerchart](https://speedselector.com/wp-content/uploads/2023/11/407_5128_powerchart.jpg)
HORSEPOWER RATINGS
|
|
2, 1-1/2 H.P. | with 1750 RPM Driver |
1-1/2, 1 H.P. | with 1150 RPM Driver |
3, 2 H.P. | with 3500 RPM Driver |
![ratio_407_5128](https://speedselector.com/wp-content/uploads/2023/11/ratio_407_5128.gif)
BELT DIMENSIONS
![406_5116_belt](https://speedselector.com/wp-content/uploads/2023/11/406_5116_belt.jpg)
BELT
|
CENTER
DISTANCE |
1922V321
|
7.92
|
1922V332
|
8.51
|
1922V338
|
8.82
|
1922V363
|
10.14
|
1922V381
|
11.07
|
1922V386
|
11.33
|
1922V403
|
12.21
|
1922V417
|
12.93
|