Description
104102X BX-2150 CUMMINS COMPRESSOR – REMANUFACTURED
PART NUMBER(S):
Fleet Products: 104102X (Remanufactured) | Replaces OE: Bendix: 104102, 109079, 104001, 065054, 108260, 108248 | Cummins: 3905686
DESCRIPTION:
Model: Bendix BX-2150 Cummins Air Brake Compressor
Vehicles: Cummins B-Series engine applications
• Drive Type: Gear drive, thru-drive capable
• Cooling: Water-cooled cylinder head with air-cooled crankcase
• Mounting: Flange mount
• Air Inlet Port: Right side, viewed from rear
• Air Outlet Port: Top or rear
• Discharge Type: Front threaded
• Cylinder Head Positions: Four positions, 90° apart
• No. of Cylinders: 1
• Bore × Stroke: 3.375 in × 1.468 in
• Displacement at 1,250 RPM: 9.5 CFM
• Maximum Recommended RPM: 3,000 (2,200 turbo)
• Approximate Horsepower at 1,250 RPM / 120 PSIG: 1.7 HP
• Coolant Flow: 0.5 GPM minimum; 2.5 GPM maximum
• Maximum Boost Pressure: 15 PSIG (turbocharged)
• Maximum Inlet / Discharge Air Temperature: 250°F / 400°F
• Minimum Unloader Pressure: 60 PSIG naturally aspirated; 85 PSIG turbocharged
• Minimum Oil Pressure: 5 PSIG at idle; 15 PSIG running
• Minimum Line Sizes: 1/2 in I.D. discharge; 3/8 in I.D. coolant; 3/16 in I.D. oil supply; 1/2 in I.D. oil return; 5/8 in I.D. air inlet; 3/16 in I.D. unloader
Applications:
Used on Cummins B-Series engine applications requiring a BX-2150 flange-mount air brake compressor with right-side inlet, top/rear outlet and front threaded discharge. The compressor supplies air for the vehicle brake and auxiliary pneumatic systems and is replaced when output drops, leakage is present, or internal wear affects air build-up.
CROSS-REFERENCE(S):
KNT86230, KNT86230X, 109079X, BX104102, E-BN104102X
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:
✔ View port orientation from the rear of the compressor before installation
✔ Confirm right-side inlet and top/rear outlet configuration before installation
✔ Cylinder head can be rotated in 90° increments; install an extra gasket if repositioned
✔ Do not exceed 120 ft-lb when tightening the crankshaft nut
✔ Torque 1/2 in discharge pipe plug to 200–270 in-lb
✔ Inspect all oil, coolant and air connections before startup
SOLD AS REMANUFACTURED | CORE RETURN REQUIRED
Built to OEM standards | thoroughly cleaned, inspected, and tested to ensure durability, performance, and reliability in demanding applications.
Warranty Information
