Description
5019320X – TF-550 NAVISTAR METRIC AIR BRAKE COMPRESSOR – REMANUFACTURED
PART NUMBER(S):
Fleet Products: 5019320X (Remanufactured), Replacable with 5019322X (TF-750) | Replaces OE: Bendix: 5019320, 5019321, 5019321X, 5016940, 5016940X, 5019155, R5019320, R5019320X, 802908, 802909, 8019321 | Navistar (IHC): 3596420C91, 3596420C92, 3663597C91, 3620516C91, 366357C91
DESCRIPTION:
Model: Bendix Tu-Flo 550 (TF-550) Navistar Metric Air Brake Compressor
Vehicles: Navistar DT466 and HT530 engines, International I-6 2007+ applications
• Type: Twin-cylinder air brake compressor
• Application: Heavy-duty truck and bus air brake systems
• Cooling: Water and air cooled
• Air Inlet Location: Right side
• Air Outlet Location: Top or right
• Mounting: Flange mount, gear driven
• Material: Cast housing
• Port Type: Metric ports
• Lubrication: Engine lubrication
• No. of Cylinders: 2
• Bore x Stroke: 2.78 in x 1.50 in
• Flow @ 1250 RPM: 13.2 CFM
• Max RPM: 3000
• HP @ 1250 RPM / 120 PSIG: 2.5 HP
• Min Unload Pressure: 60 PSIG
• Temperature Range: 250°F inlet / 400°F discharge
• Port Sizes: M18 water ports, M10 oil inlet/return ports, 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 Navistar DT466 and HT530 engine applications requiring a TF-550 metric-port compressor configuration. The compressor supplies air for heavy-duty service brake and auxiliary pneumatic systems and is typically replaced due to reduced air delivery, oil carryover, overheating, or internal wear.
CROSS-REFERENCE(S):
5019445X, 5014144X, 165-179-0025, 1651790025, 19700186D
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 Navistar DT466/HT530 fitment, metric port configuration, flange mounting, and right/top outlet orientation 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
