Description
109287X – TF-750 CAT 22T AIR BRAKE COMPRESSOR – REMANUFACTURED
PART NUMBER(S):
Fleet Products: 109287X (Remanufactured), Replacable with 109251X (TF-550) | Replaces OE: Bendix: 109285, 109286, 109287, 109336, 065491 | CAT: 1091318, 1105766, 1442907, 1647560, 1647561, 1647562, 0R3405 | Mack: 745X109287
DESCRIPTION:
Model: Bendix Tu-Flo 750 (TF-750) CAT 22T Air Brake Compressor
Vehicles: Caterpillar 3306 and 3300-series engine applications
• Cooling: Water and air cooled
• Mounting: Engine drive, flange mount
• Air Inlet Location: Left side
• Air Outlet Location: Left or top discharge
• Shaft Type: 22-tooth spline shaft
• Discharge Type: Threaded
• No. of Cylinders: 2
• Bore x Stroke: 2.78 in x 1.87 in
• Flow @ 1250 RPM: 16.5 CFM
• Max RPM: 2400
• HP @ 1250 RPM / 120 PSIG: 3.2 HP
• Min Coolant Flow @ Max RPM: 2.5 GPM
• Min Unload Pressure: 60 PSIG
• Oil Pressure: 15 PSIG idle and governed
• Temperature Range: 250°F inlet / 400°F discharge
• Port Sizes: 1/2-14 NPT water in/out, 1/2-14 NPT air discharge, 1/8-27 NPT governor, 1/8-27 NPT oil inlet
• Minimum Line Sizes: 1/2 in ID discharge, 3/8 in ID coolant, 3/16 in ID oil supply, 1/2 in ID oil return, 5/8 in ID air inlet, 3/16 in ID unloader
Applications:
Used on Caterpillar 3306 and 3300-series applications requiring a 22-tooth spline TF-750 flange-mount compressor. The compressor supplies air for high-capacity service brake and auxiliary pneumatic systems and is typically replaced due to reduced air delivery, overheating, oil carryover, or internal wear.
CROSS-REFERENCE(S):
109-1318, 110-5766, 144-2907, 164-7560, 164-7561, 164-7562, 0R-3405, OR3405, 5003648, 5005466, 5005415, H109287X, MID109287X
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 22-tooth spline shaft, flange mounting, left/top discharge configuration, and port orientation before installation
✔ Maintain minimum 2.5 GPM coolant flow and do not exceed 2400 RPM
✔ Replace all gaskets and fittings, and use the correct discharge line size with continuous downward slope
✔ Prime oil lines, confirm oil supply/return lines are clean and leak-free, and drain reservoirs before service
✔ Suggested torque: flange 80–100 ft-lb or OEM spec; cylinder head 300–360 in-lb; inlet/discharge fittings 175–225 in-lb; pipe plugs 35–270 in-lb; crankshaft castle nut 1200–1400 in-lb; crankshaft metric nut 2640–3048 in-lb
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
