Description
AIR BRAKE COMPRESSOR – BA922 STYLE (TWIN PISTON)
PART NUMBER(S):
Fleet Products: 5013058X (Reman) | OE: 5013058, 10R9375, 5014427X, 801594, 5011624, 5013058, 5013063, 5013064. Bendix Reman for Caterpillar: 5013064 | Bendix Service for Caterpillar: 5013063 | Bendix OE for Caterpillar: 5011624 | CAT OE: 10R-2767, 226-9579, 257-9346 | Bendix Service: 801594
DESCRIPTION:
Model: BA-922 ACERT Engines (Pre-2007)
Vehicles: Freightliner, International, Kenworth, Peterbilt, Western Star, and other heavy-duty diesel trucks
• Compressor Type: Twin-piston air brake compressor
• Mounting: SAE flange-mounted with 42-tooth drive gear (4.7" diameter)
• Drive Type: Gear-driven
• Air Inlet: Top
• Air Outlet: Top
- 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
Applications:
Engineered for use on Class 8 trucks utilizing the BA922-style compressor for primary brake air supply. Optimized for commercial long-haul and vocational applications requiring high output and reliability under demanding duty cycles. Supports dual-reservoir brake systems with standard governor interface.
CROSS-REFERENCE(S):
5013058, 5013058X, BA-922, 5014427X, 046255012533X, BDR5012533X, BEX5012533X, 745-5012533X, 10R9375
A cross-reference listing means this part may be a compatible replacement for these part numbers based on OEM or distributor data.
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
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
