109659X | TF-750 CAT Compressor (3500 Series)

109659X – TF-750 CAT COMPRESSOR (CATERPILLAR 3406B / 3176 / 3500 SERIES)

PART NUMBER(S):
Fleet Products: 109659X (Remanufactured) | OE: 109659, 113-7666, 109604

DESCRIPTION:
Model: TF-750 CAT Compressor
Vehicles: Caterpillar 3406B, 3176, 3500 Series
• Compressor Type: 2-Cylinder, Single Stage, Reciprocating
• CFM (Displacement): 16.5 @ 1,250 RPM
• Cooling: Water/Air Cooled
• Drive Type: Engine Driven, Flange Mount
• Shaft Type: 22-Tooth Splined Shaft
• Air Inlet Port: Left (viewed from rear)
• Air Outlet Port: Left or Top (optional port position)
• Discharge Type: Threaded
• Weight: Approx. 52 lbs
• Unique Features: Reversible cylinder head, oil base drain, built to OEM standards
• Condition: Remanufactured

Applications:
Designed for Caterpillar 3406B, 3176, and 3500 series engines used in heavy trucks, semi trucks, and vocational vehicles requiring high-output dual-cylinder compressors with optional discharge configurations.

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:
✔ Use all new gaskets and seals during installation
✔ Head is reversible to switch air outlet side (secured with 6 cap screws)
✔ Confirm 22-tooth spline alignment prior to install
✔ Core return required for reman units
✔ No explicit torque specs cited in official documentation—follow typical flange and valve bolt ranges for TF-750 family

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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