310-7139 Extension Spring
Cat® Extension Spring, ID X OD X Length: 5.7 X 6.5 X 21 mm
Description
The extension spring (for example part number 310-7139) has a coil design that handles tension loads by stretching as more load is added. Cat spring parts come in a variety of strengths and sizes to suit specific applications.
Features
- Steel extension spring
- Free Length: 21 mm (0.83 in)
- Outside Diameter: 6.5 mm (0.26 in)
- Inside Diameter: 5.7 mm (0.22 in)
- Steel Wire Diameter: 0.4 mm (0.02 in)
- Total Coils: 16.25
- Coil Helix Direction: Right-Hand
- Springs meet or exceed current standards and material grades
Applications
Refer to your Operation and Maintenance Manual or contact MECHSC for more information.
Specifications
| Inside Diameter | 5.7 mm (0.22 in) |
|---|---|
| Length | 21 mm (0.83 in) |
| Coil Type | Torsion Spring |
| Outside Diameter | 6.5 mm (0.26 in) |
| Spring Type | Extension |
Compatible Equipment
- Compactors: CB-335D, CB-14, CB-334D
- Mini Excavators: 303.5
- Skid Steer Loaders: 226B
Additional information
| Machine Model | |
|---|---|
| Equipment Type | |
| Part Source | Genuine OEM |








