Description
284260X – TF-500 CAT AIR BRAKE COMPRESSOR – REMANUFACTURED
PART NUMBER(S):
Fleet Products: 284260X (Remanufactured) | Replaces OE: Bendix: 284260, 103276, 103277, 284179, 284309, 284311, 285333, 286653, 286654 | CAT: 2N7631, 5Z898
DESCRIPTION:
Model: Bendix Tu-Flo 500 (TF-500) CAT Air Brake Compressor
Vehicles: Caterpillar 3406B engine platform applications
• Type: Single-stage, reciprocating piston air brake compressor
• Mounting: Engine drive, flange mount
• Drive: Engine driven
• Cooling: Water cooled
• Air Inlet Location: Left
• Air Outlet Location: Left or top optional discharge
• Shaft Type: Tapered shaft, 2.5° tilt
• No. of Cylinders: 2
• Bore: 2.5 in
• Stroke: 1.6875 in
• Displacement @ 1250 RPM: 12 CFM
• Max RPM: 3000 water cooled / 2400 air cooled
• Coolant Flow: 2.5 GPM
• Air Flow Requirement: 250 CFM
• HP @ 1250 RPM: 2.3 HP
• Temperature Range: 250°F inlet / 400°F discharge
• Unload Pressure: 60 PSI
• Oil Pressure: 5 PSI idle / 15 PSI maximum
• Oil Capacity: 0.53 qt
• Line Sizes: 5/8 in OD discharge, 1/2 in OD coolant, 1/4 in OD oil supply, 5/8 in OD oil return, 5/8 in ID air inlet
Applications:
Used on Caterpillar 3406B engine platform applications requiring a TF-500 compressor with engine-drive flange mounting, tapered shaft, 2.5° tilt, and left/top discharge configuration. The compressor supplies air for service brake and auxiliary pneumatic systems and is typically replaced due to reduced air output, oil carryover, overheating, or internal wear.
CROSS-REFERENCE(S):
284310X, OR2886, 0R2886, 0R-2886, 103278, 101559K, 2N-7631, 5Z-898
A cross-reference listing means this part may be a suitable replacement for the listed part numbers. Always verify fitment before installation.
IMPORTANT INSTALLATION NOTES:
✔ Verify Caterpillar 3406B fitment, engine-drive flange mounting, tapered shaft, and 2.5° tilt before installation
✔ Confirm left inlet and left/top discharge configuration matches the original compressor
✔ Ensure proper alignment during installation
✔ Flush water lines and air system lines before installation
✔ Check discharge, coolant, oil supply, oil return, and air inlet lines for restrictions before startup
SOLD AS REMANUFACTURED | CORE RETURN REQUIRED
Built to OEM standards | thoroughly cleaned, inspected, and tested to ensure durability, performance, and reliability in demanding applications.
Warranty Information
