225-6456 Breather Valve Spring
Cat® breather valve spring for opening and closing the relief valve.
Wholesale only · Full payment before shipment · Send your machine nameplate to confirm fitment
Description
Cat® springs come in a variety of strengths and sizes to suit specific applications. Our springs are specially designed to deliver excellent performance in many applications, achieving optimal spring rate and assembly load. Cat springs are tested in-house under specific application conditions and have a documented performance history, ensuring consistent component loads and excellent machine reliability and operation for your peace of mind. Cat springs are built to exact specifications to ensure durability, reliability and high productivity over the life of the machine. Cat springs help you build, maintain or repair with confidence. No one else knows your equipment like we do – you can trust Cat.
Features
- Spring type: Compression
- Performance-based
- Springs meet or exceed current standards and material grades
Applications
For machine and shop applications. Refer to your Operation and Maintenance Manual or contact MECHSC for more information.
Specifications
| Spring Type | Compression |
|---|
Compatible Equipment
- Generator Sets: C4.4, C4.4DE88E0, C3.3DE33E0
- Cold Planers: TH360B
- Wheel Excavators: IT14G
- Compactors: CB-534D, CB-434D, CB-564D, CS-533E
- Excavators: 312D2 GC, 312D2, 318D2 L, 312D2 L, 313D2, 320D2 GC, 315C, 416F2, 428F, 432, 416E, 434F2, 320D2
- Skid Steer Loaders: 313D2 LGP
Additional information
| Machine Model | 312D2, 312D2 GC, 312D2 L, 313D2, 313D2 LGP, 315C, 318D2 L, 320D2, 320D2 GC, 416E, 416F2, 428F, 432, 434F2, C3.3DE33E0, C4.4, C4.4DE88E0, CB-434D, CB-534D, CB-564D, CS-533E, IT14G, TH360B |
|---|---|
| Equipment Type | Excavators, Wheel Excavators, Skid Steer Loaders, Compactors, Cold Planers, Generator Sets |
| Part Source | Genuine OEM |








