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 Information | |||
|---|---|---|---|
| Product Line | Brakes | Category Name | Air Brake Valves |
| Part Type | Relay Valve | Model | R-6 |
| OEM Part Number | 280375 | ||
| Application/Fitment Attributes | |||
| Application Type | Heavy Duty Trucks, Semi-Trucks | Compatible Repair Kit Part Number | F224741 |
| Delivery Port Qty | 3 | Delivery Port Size | 3/8-18 NPT |
| Exhaust Port Size | Dust Shield | Mounting Hole Qty | 2 |
| Mounting Hole Size | 0.41 in. | Service Port Size | 1/4-18 NPT |
| Supply Port Size | 1/2-14 NPT | Supply Port Qty | 1 |
| Dimensional/Physical Attributes | |||
| Material | Die-cast Aluminum | ||
| Technical/Performance Attributes | |||
| Crack Pressure | 2.0 psi | Maximum Operating Temperature | 200 deg. F (93 deg. C) |
| Minimum Operating Temperature | -40 deg. F (-40 deg. C) | Service Port Orientation | 270 deg. |
| Packaging / Logistics Attributes | |||
| Net Weight | 2.30 lb. | ||
| Additional Information | |||
| Intended Application |
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- Automann: 170280375
- Bendix: 280375, 280375X
- Haldex: KN28071, KN28140
- Meritor: RKN28140
- PAI: EM36820, EM36170
- Wabco: RKN28140
