Fortpro is a trusted leader in the development and manufacturing of premium-quality truck parts designed to meet the demands of semi-trucks and heavy-duty trucks. Renowned for innovation, durability, and reliability, Fortpro products are engineered to enhance performance, safety, and efficiency across a wide range of trucking applications.
Whether you're seeking OEM replacement parts or upgrades, Fortpro provides a diverse selection of components backed by a global reputation for quality and innovation. Trust Fortpro for the parts you need to keep your vehicles on the road longer and stronger.
Basic Part Information6 attributes
| Product Line | Brakes |
|---|---|
| Category Name | Air Brake Valves |
| Part Type | Check Valve |
| Alternate Part Name | Two-Way Check Valve, Dual Check Valve, Twin Check Valve |
| Model | DC-4 |
| OEM Part Number | 280809 |
Application/Fitment Attributes5 attributes
| Application Type | Heavy Duty Trucks, Semi-Trucks |
|---|---|
| Delivery Port 1 Size | 3/8-18 NPT (Female) |
| Delivery Port 2 Size | 3/8-18 NPT (Female) |
| Supply Port 1 Size | 3/8-18 NPT (Male) |
| Supply Port 2 Size | 3/8-18 NPT (Female) |
Dimensional/Physical Attributes1 attribute
| Material | Die-cast Zinc |
|---|
Technical/Performance Attributes2 attributes
| Maximum Operating Temperature | 200 deg. F (93 deg. C) |
|---|---|
| Minimum Operating Temperature | -40 deg. F (-40 deg. C) |
Packaging / Logistics Attributes:1 attribute
| Net Weight | 0.62 lb. |
|---|
Intended Application
- Used in air brake systems and other pneumatic systems on heavy vehicles, allowing a single circuit to be supplied from two separate air sources. Its primary function is to direct compressed air from the highest pressure source, ensuring continuous flow and avoiding interruptions in critical systems.
- Automann: 170280809
- Bendix: 280809, 280809N
- Euclid: EBN280809N
- Haldex: KN25110, KN25110N
- Mack: 745-280809N
- Meritor: R955280809N
- Navistar-International: 422950C91
- PAI: EM40710
