Description
286550X - TF-501 CAT COMPRESSOR (FLANGE MOUNT, TAPERED SHAFT, LEFT PORTS)
PART NUMBER(S):
Fleet Products: 286550X (Remanufactured) | OE: 286550, 106770, 106770X, NT7017, CAT (1N2983) 286025, 286026, 286550
DESCRIPTION:
Model: TF-501 CAT Flange Mount Air Brake Compressor
Vehicles: Caterpillar diesel trucks, trailers, 18 wheelers
• Mounting Style: Flange mount
• Drive Type: Engine driven, tapered shaft
• Cooling: Water / Air cooled
• Air Inlet Port: Left (viewed from rear)
• Air Outlet Port: Left (viewed from rear)
• Discharge Type: Threaded flange
• Cylinders: 2
• Bore x Stroke: 2.625 in x 1.50 in
• Displ @1250 RPM: 12 CFM
• Displ per Rev: 16.5 cu in
• Max RPM (naturally aspirated): 3000
• HP @3000 RPM /100 PSI: 4.9 HP
• Min Coolant Flow @Max RPM: 2.5 gpm
• Min Unload Pressure: 60 PSI
• Max Inlet Temp: 250°F / Max Discharge Temp: 400°F
• Discharge Line: 5/8 in OD copper
• Oil Return Line: 5/8 in OD
• Oil Supply Line: 1/4 in OD
• Unloader Line: 1/4 in OD
• Inlet Cavity Line: 5/8 in ID (to air cleaner)
• Coolant Line: 1/2 in OD
Applications:
Where is it used✔ Common on Caterpillar-powered heavy-duty vehicles needing TF-501 flange-mount compressors.
What does it do✔ Provides consistent compressed air for braking and accessory systems using CAT engine integration with tapered shaft drive.
CROSS-REFERENCE(S):
286550, TF501, 106770, 106770X, 286550, 106770, 106770X, NT7017, CAT (1N2983), 286025, 286026,
A cross-reference listing means this part is a suitable replacement for the part numbers listed. Please confirm all ports and dimensions match your application before installing.
IMPORTANT INSTALLATION NOTES:
✔ Port orientation is viewed from rear – left inlet, left outlet
✔ Tapered shaft must align with CAT engine hub specs
✔ Use proper OEM gasket set during flange installation
✔ Torque flange bolts to 80–100 ft-lbs per OEM standard
SOLD AS REMANUFACTURED | CORE RETURN REQUIRED
Built to OEM standards | thoroughly cleaned, inspected, and tested to ensure durability, performance, and reliability in demanding applications.
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Warranty Information
