Description
TF-550 CAT COMPRESSOR
PART NUMBER(S):
Fleet Products: 107981X (Remanufactured) | Bendix: 107981, 107980, 4P0596, 4P2419, 4P3956, 4P5435, 65273, OR3391
DESCRIPTION:
Model: TF-550 CAT (Bendix Tu-Flo 550 Series)
Vehicles: Caterpillar 3116, 3406B, 3176, and heavy trucks, semi trucks, 18 wheelers, commercial trucks
• Cylinder Count: 2
• Bore: 2.75 in (70 mm)
• Stroke: 1.5 in (38 mm)
• Mounting: Flange Mount (31.5° tilt)
• Drive Type: Gear Driven, 11 Tooth Spline Shaft
• Cooling: Water cooled head, air cooled block
• Air Inlet Port: Left (optional Top)
• Air Outlet Port: Left or Top
• Air Inlet Port Size: 3/4"-16 UNF
• Air Outlet Port Size: 7/8"-14 UNF
• Unloader Port: 1/8" NPTF
• Water Port Size: 1/2" NPTF
• Max Operating Speed: Up to 3000 RPM
• Weight: Approx. 60 lbs
Applications:
Designed for use in heavy-duty applications such as air brake systems in trucks, commercial vehicles, and Caterpillar engines like the 3116, 3406B, and 3176. Engine-driven applications requiring a durable, reliable compressor that meets OEM standards.
CROSS-REFERENCE(S):
65273, 107979, 107980, 107981, TF550, 065273, 108194, 108730, 0R3391, 1043823, 1069089, 108193, 108236, 108237, 107979X, 107980X, 108987, 109522, 109136, 109637, 109253, 1092996, 109882, 15977688, 12546827, 1259562, 3093850, 4P0596, 4P2419, 4P3956, 5000559, 65273, 6I1670, 745X107981, 8166665, E-BN107981X, R065273, R107979, R107980, R108193, R108194, R108236, R108237, R108730, R109522, R109637, R108987, R109136, R109882, R109253, R5000559, R955107981XIMPORTANT INSTALLATION NOTES:
✔ Includes installation gaskets.
✔ Designed for flange mount with a 31.5° tilt.
✔ Air inlet and outlet configurations: Left (optional top), Left or Top (optional).
✔ Torque mounting screws to 175-225 in-lbs, cylinder head cap screws initially to 200 in-lbs, then 440-500 in-lbs (cross pattern).
✔ Unloader cover cap screws torque to 175-225 in-lbs.
✔ Inlet valve stop and discharge valve seat torque to 70-90 ft-lbs.
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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Warranty Information
