The Tu-Flo 550 is a premium heavy-duty air brake compressor engineered for Caterpillar 3406B and 3176 engines. As the heart of the air system, this reciprocating piston unit provides critical pressure for safe braking. It features a water-cooled head and air-cooled block to ensure maximum durability under high thermal loads. Built to rigorous standards, it ensures consistent performance in demanding line haul and transit applications, minimizing maintenance downtime for your heavy-duty fleet.
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Basic Part Information7 attributes
| Product Line | Brakes |
|---|---|
| Category Name | Air Brake Compressors |
| Part Type | Air Brake Compressor |
| Alternate Part Name | Heavy-Duty Air Compressor, Engine-Driven Air Compressor, Brake System Air Compressor, Truck Air Compressor |
| Model | Tu-Flo 550 |
| OEM Part Number | 107509 |
| Condition | New |
Application/Fitment Attributes6 attributes
| Application Type | Heavy Duty Trucks, Semi-Trucks |
|---|---|
| Discharge Air Port | 1/2 - 14 NPT |
| Governor Port | 1/8 - 27 NPT |
| Mounting Type | Flange Mount |
| Oil Port Diameter | 1/8 - 27 NPT |
| Water Port Diameter | 1/2 - 14 NPT |
Dimensional/Physical Attributes2 attributes
| Cylinder Bore Diameter | 2.78 in. |
|---|---|
| Piston Stroke | 1-1/2 in. |
Technical/Performance Attributes4 attributes
| Cooling Method | Water |
|---|---|
| Cylinder Quantity | 2 |
| Displacement (CFM at 1250 RPM) | 13.2 CFM |
| Operation Type | Engine Driven |
Intended Application
- Compatible with Caterpillar 3406B-3176 Engines with Twin Cylinder Air Compressor.
- Always compare with your OEM part number prior to purchase to confirm full compatibility.
- Bendix: 107509, 5000641, 5001522, 5001523
- Caterpillar: 0R-8340, 131-6679
- Meritor: R955107509
