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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 Information5 attributes
| Product Line | Brakes |
|---|---|
| Category Name | Air Brake Valves |
| Part Type | Relay Valve |
| Alternate Part Name | Emergency Relay Valve |
| OEM Part Number | A1000S |
Application/Fitment Attributes8 attributes
| Application Type | Semi-Trucks, Heavy Duty Trucks |
|---|---|
| Compatible Repair Kit Part Number | F224644 |
| Control Port Size | 1/4-18 NPT |
| Control Port Qty | 2 |
| Delivery Port Qty | 4 |
| Delivery Port Size | 1/4 in. NPT |
| Emergency Supply Port Size | 1/4-18 NPT |
| Supply Port Size | 1/2-14 NPT |
Dimensional/Physical Attributes1 attribute
| Material | Die-cast Aluminum |
|---|
Technical/Performance Attributes2 attributes
| Crack Pressure | 1.5 psi |
|---|---|
| Minimum Operating Temperature | -40 deg. F (-40 deg. C) |
Packaging / Logistics Attributes:1 attribute
| Net Weight | 5.10 lb. |
|---|
Intended Application
- Heavy vehicle air brake systems, particularly those manufactured before the implementation of the FMVSS 121 standard. Its main function is to combine the characteristics of a relay valve and an emergency valve, ideal for applications where safe braking and rapid response in emergency situations are required.
- Automann: 170.A1000
- Bendix: 229859, 229860
- Haldex: A1000S
- Mack: 7546-A1000S
- Meritor: RSLA1000S
- PAI: EM36180
- Sealco: A1000S
