Description
283533X - TF-400 CATERPILLAR COMPRESSOR
PART NUMBER(S):
Fleet Products: 283533X (Remanufactured) | OE: 4N3927, 9S9743, 283533, 281632
DESCRIPTION:
Model: TF-400 Caterpillar Compressor
Vehicles: Caterpillar engine applications (heavy trucks, vocational units, semi trucks)
• Cooling: Water cooled
• Mounting: Flange mount
• Drive Type: Engine-driven, spline shaft
• Air Inlet Port: Left (viewed from rear)
• Air Outlet Port: Left (viewed from rear)
• Discharge Type: Flange discharge
• Shaft Type: Spline
• Number of Cylinders: 2
• Bore Size: 2.0625 in
• Stroke: 1.5 in
• Displacement at 1,250 RPM: 7.25 cu ft/min
• Maximum Recommended RPM: 3,000 (water cooled); 2,400 (air cooled)
• Minimum Coolant Flow at Maximum RPM: 2.5 gal/min
• Required Air Flow: 250 CFM
• Approximate Horsepower at 1,250 RPM: 1.2 HP
• Maximum Inlet Air Temperature: 250°F
• Maximum Discharge Air Temperature: 400°F
• Minimum Pressure Required to Unload: 60 PSI
• Minimum Oil Pressure at Engine Idle: 5 PSI
• Minimum Oil Pressure at Governed Speed: 15 PSI
• Oil Capacity (Self-Lubricated Model): 0.53 qt
• Minimum Discharge Line Size: 1/2 in O.D. tubing or equivalent
• Minimum Coolant Line Size: 3/8 in O.D. tubing or equivalent
• Minimum Oil Supply Line Size: 1/4 in O.D. tubing or equivalent
• Minimum Oil Return Line Size: 1/2 in O.D. tubing or equivalent
• Minimum Air Inlet Line Size: 5/8 in I.D.
Applications: Designed for Caterpillar-powered trucks and commercial vehicles using TF-400 series compressors. Provides consistent air pressure for air brake and auxiliary systems. Compatible with OEM Caterpillar part numbers 4N3927 and 9S9743 and industry-standard TF-400 configurations.
CROSS-REFERENCE(S):
283533X, 283533, 4N3927, 9S9743, 102655, 108202TP
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 always viewed from rear
✔ Left inlet and left outlet with flange discharge
✔ Spline shaft – confirm correct alignment with engine gear drive
✔ Torque flange bolts to OEM specification (typically 80–100 ft-lbs)
✔ Installation gaskets included; replace during compressor changeover
SOLD AS REMANUFACTURED | CORE RETURN REQUIRED
Built to OEM standards | thoroughly cleaned, inspected, and tested to ensure durability, performance, and reliability in demanding applications.
WHY CHOOSE FLEET PRODUCTS | KBR - HEAVY DUTY TRUCK & TRAILER PARTS?
• Canadian-owned since 1985
• Trusted by fleets, mechanics, and B2B partners across North America
• Fast, Reliable Shipping Across North America
• Competitive pricing with Core Return Refunds
• Price Match Guarantee | Find a better price? We'll beat the difference by 10%!
Warranty Information
