Description
BA-922 AIR COMPRESSOR (JOHN DEERE POWERTECH ENGINE)
PART NUMBER(S):
Fleet Products: 5016389 (New) | OE: Bendix K049684, K055603, 5016389 | John Deere: RE528181, RE528960, RE528961
DESCRIPTION:
Model: BA-922 Compressor – Flange Mount (Engine Drive, Without Gear)
Vehicles: John Deere PowerTech and PowerTech Plus 4.5L, 6.8L, 9.0L, 13.5L engines including 4045CI550, 4045CI551, 4045HF280, 4045HF285, 4045HF485, 4045HFC04, 4045HFC06, 4045HFC09, 4045HFC92, 4045HFC93, 4045HFG85, 4045HI550, 4045TF280, 4045TF285, 4045TF290, 6068HF285, 6068HF485, 6068HFG85, 6090HF485, 6135HF485
• Cooling: Water/Air combination
• Air Inlet: Top-mounted
• Air Outlet: Top-mounted
• Discharge Type: Threaded
- Cylinders: 2
- Bore x Stroke: 3.622 in x 2.125 in
- Displacement @1250 RPM: 31.7 CFM
- Flow @1800 RPM /120 PSI: 25.2 CFM
- Flow @3000 RPM /120 PSI: 38.4 CFM
- Max RPM: 3000
- HP @1800 RPM /120 PSIG: 8.73 HP (loaded) / 1.96 HP (unloaded)
- Min Coolant Flow @Max RPM: 2.0 gpm
- Oil Pressure (min): 15 PSI
- Governor Cut-Out (min): 120 PSI
- Oil Supply Line: 3/16 in ID
- Unloader Line: 3/16 in ID
- Temp Range: 170°F inlet / 350°F discharge
Port Sizes
- Air Inlet: 1 3/16-12 UN or M27 x 2
- Air Discharge: 7/8-14 UNF or M22 x 1.5
- Water Ports: 3/4-16 UNF or M18 x 1.5
- Unloader Port: 1/8-27 NPT or M10 x 1.5
- Safety Valve Port: M16 x 1.5 or 3/4-16 UNF
- Oil Port: 7/16-20 UNF or M12 x 1.5
• Configuration: Without gear
• Includes: Installation gaskets
Applications: Engineered for John Deere PowerTech and PowerTech Plus diesel engines used in agricultural, industrial, and genset equipment. This BA-922 compressor is used across multiple 4.5L, 6.8L, 9.0L, and 13.5L engine platforms where a flange-mounted, engine-driven compressor with top inlet and top outlet configuration is required. Designed for replacement in Bendix BA-922 applications where the original drive gear is reused from the old compressor.
CROSS-REFERENCE(S):
5016044, 5016380, 5016381, 5016389, 5016389X, 5019460, 5019461, 5019462, 5019611, 5019611X, 745-5016389X, 7455016389X, BW5016389X, BX5016389X, 802158, 801594, K049684, K055603, K035056, RE528181, RE 528181, RE528960, RE528961, RE529515, 703616AT, 5011624, 5011625, 5013059, 5013063, 5013070, 5013071, 10R2768, 10R6316, 10R6317, 2269580, CAT2579346, 3042693, 3042694, 4401616, N3861778C91, 3861777C91, BWK055603, BW801594, MID110205, SEA110205, SLC110205
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:
- Ensure oil supply line is primed before startup.
- Verify all air, coolant, and oil connections are properly sealed.
- Drain all air reservoirs before servicing the air brake system.
- Verify compressor mounting hardware and fittings before operation.
Installation Torque Values
- Cylinder Head (M8): 265–292 in-lb
- Governor Adapter (M8): 195–213 in-lb
- Rear End Cover (M8): 195–213 in-lb
- Crankshaft Nut (M20 x 2.5): 1858–2567 in-lb (210–290 Nm)
- Inlet Port Fitting: 575–637 in-lb
- Discharge Port Fitting: 460–504 in-lb
- Water Port Fitting: 319–345 in-lb
- Safety Valve Port: 230–257 in-lb
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Warranty Information
