Description
109429X – TF-550 DETROIT 69T AIR BRAKE COMPRESSOR – REMANUFACTURED
PART NUMBER(S):
Fleet Products: 109429X (Remanufactured), Replacable with 109430X (TF-750) | Replaces OE: Bendix: 065537, 065538, 109425, 109426, 109427, 109429, 109430, 5001614, 5001615, 5001616, 5001617, 5003150, 5003153, 5004082, 5004083, 5004178, 5004187, 5004188, 5004610, 5005933, 5005934, 5008609, 5008610, 65537, 65538, 800394, 800395 | Detroit Diesel: 23516840, 23516841, 23509780, 23522122, 23522123, 3516840, 5241310001, R23509780, R23516840, R23516841, R23522100, R23522122, R23522123, R23534455, R3516840, R3522122, R35516840 | Volvo: 8510635, 85106354 | Mack: 7455004188X, 745X5001488, 745X5004188 | 48-Tooth Gear Variants: 5001869, 5001911, 800178, DDC 531SK1182
DESCRIPTION:
Model: Bendix Tu-Flo 550 (TF-550) Detroit Air Brake Compressor
Vehicles: Detroit Diesel Series 60 semi, freight truck, and construction vehicle applications
• Bore x Stroke: 2.78 in x 1.50 in
• Minimum Line Sizes: 1/2 in ID discharge/oil return, 3/8 in ID coolant, 3/16 in ID oil supply/unloader, 5/8 in ID air inlet
• Port Sizes: 1/2-14 NPT water in/out, 1/2-14 NPT threaded air discharge, 1/8-27 NPT governor/oil inlet, 1/2-14 NPT oil return
• Air Inlet Location: Right side
• Air Outlet Location: Top or right, optional
• Mounting: Flange mount
• Construction: Water and air cooled
• Gear: 69 tooth
• No. of Cylinders: 2
• Flow: 13.2 CFM at 1250 RPM
• Maximum RPM: 3000
• Power: 2.5 HP at 1250 RPM / 120 PSIG
• Minimum Coolant Flow: 2.5 GPM at maximum RPM
• Minimum Unload Pressure: 60 PSIG
• Oil Pressure: 15 PSIG at idle and governed
• Temperature: 250°F inlet / 400°F discharge
• Design: Rotated head for Series 60 fitment
Applications:
Used on Detroit Diesel Series 60 applications requiring a TF-550 compressor with rotated head and right-side inlet 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 compressor wear.
CROSS-REFERENCE(S):
0109425, 0109429, 5004188X, 109425X, 109429X0, 109429XX, 1651790002, 170.5004188, 1705004188, 1755004188X, 233571, 235001614, 23522122RX, 23522122X, 49429X, 49429XX, 5004178X, 5004187X, 5004188BXR, 5004188RX, 620011, 701443AT, 767653313948, APRC105004082, BAR5004188, BCV5004188X, BDR5004188X, BW5004188, BW5004188X, BX25004188X, BX5004188X, BX5004188XBXX, BXS13394WBW5004188X, C23516840, C23522122, EBN5004188X, EL13312X, HDX109429X, HVG5004188X, OR5004188X, R23522122X, R9555004188X, RC1023522122, RC10R23522122RX5004188, RXBW5004188X, S13394, T-112512-A, T112512A, XAPRC105004082, XML5004188X, 5013830
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 69-tooth gear configuration, rotated head position, flange mounting, and top/right discharge 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
Warranty Information
