109863X | TF-750 CAT Compressor (3406, CAT C10, C12, C15)

109863X - TF-750 CAT COMPRESSOR (CATERPILLAR ENGINES)

PART NUMBER(S):
Fleet Products: 109863X (Remanufactured) | OE: 109863, 5001533, 5001534

DESCRIPTION:
Model: TF-750 CAT Air Brake Compressor
Vehicles: Caterpillar 3406B, C10, C12, C15, C16, 3176 engines
• Cooling: Water-cooled head with air-cooled crankcase
• Drive Type: Gear-driven (crankshaft thread, Mack-style) Identical to 109142X except has End Cover Studs
• Mounting: Flange mount
• Air Inlet: Left (viewed from rear)
• Air Outlet: Left or Top (configurable)
• Air Inlet Port Size: 3/4"-16 UNF
• Air Outlet Port Size: 7/8"-14 UNF or 1/2"-14 NPT
• Unloader Port: 1/8" NPTF
• Water Port Size: 1/2" NPTF
• Cylinder Count: 2
• Bore: 2.78" (70 mm)
• Stroke: 1.50" (38 mm)
• Displacement: 16.5 CFM @ 1,250 RPM
• Lubrication: Engine oil fed
• Approximate Weight: 50 lbs

Applications:
What does this fit✔ CAT 3406 and C-series engines in Peterbilt, Kenworth, Freightliner, and Western Star trucks. Designed to meet high CFM air demand in long-haul, vocational, and off-highway applications where a TF-750 compressor is required.

CROSS-REFERENCE(S):

A cross-reference listing means this part is a suitable replacement for the part numbers listed. Please confirm all ports and dimensions match your application before installing.

IMPORTANT INSTALLATION NOTES:
✔ Port orientation is viewed from the rear; confirm left/top outlet match
✔ Flange nut torque: 80–100 ft-lbs; cap screws: 175–225 in-lbs
✔ Mack-style threaded crankshaft; check for spline compatibility if applicable
✔ Core return required on all reman units

SOLD AS REMANUFACTURED | CORE RETURN REQUIRED

Built to OEM standards | thoroughly cleaned, inspected, and tested to ensure durability, performance, and reliability in demanding applications.

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