Description
5019445X – TF-550 INTERNATIONAL V8 METRIC PULLEY DRIVE AIR BRAKE COMPRESSOR – REMANUFACTURED
PART NUMBER(S):
Fleet Products: 5019445X (Remanufactured) | Replaces OE: Bendix: 5019445, 802925, 5018275 | Navistar: 3663598C91 | Mack: 745-5019445X, 7455019445X
DESCRIPTION:
Model: Bendix Tu-Flo 550 (TF-550) International V8 Metric Pulley Drive Air Brake Compressor
Vehicles: International V8 engines, 2007+ heavy truck and vocational chassis applications
• Cooling: Water and air cooled
• Air Inlet Location: Left side
• Air Outlet Location: Top or left
• Discharge Type: Threaded or flange
• Drive Type: Pulley drive
• Mounting: 4-hole mount
• Port Style: Metric, M18 water ports and M10 oil ports
• No. of Cylinders: 2
• Bore x Stroke: 2.78 in x 1.50 in
• Displacement @ 1250 RPM: 13.2 CFM
• Max RPM: 3000
• HP @ 1250 RPM / 120 PSIG: 2.5 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: M18 water in/out, M10 oil inlet/return, 1/2-14 NPT air discharge, 1/8-27 NPT governor
• 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 2007+ International V8 engine platforms requiring a TF-550 pulley-drive compressor with metric water and oil ports. The compressor supplies air for service brake and auxiliary pneumatic systems and is typically replaced due to reduced air delivery, oil carryover, overheating, or internal wear.
CROSS-REFERENCE(S):
3530144, 802925BXW, BW5019445X, BX5019445X, BX802925, R9555019445X
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 International V8 fitment, 4-hole mount, pulley drive, and metric M18/M10 port configuration before installation
✔ Maintain minimum 2.5 GPM coolant flow and do not exceed 3000 RPM
✔ Use properly sized discharge, coolant, oil supply, oil return, air inlet, and unloader lines as specified
✔ Route the discharge line with proper downward slope, keep oil supply/return lines unrestricted, and drain reservoirs before service
✔ Suggested torque: cylinder head 440–500 in-lb; inlet/discharge fittings 175–225 in-lb; pipe plugs 35–270 in-lb; crankshaft castle nut 1200–1440 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
