B5900 Air Compressor Pump Replacement, Complete Assembly, 5 HP, Two-Stage #116455

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Now: $539.95
Was: $560.88


Old Part Numbers: ABP-459, Z-ABP-459, 040-0210, 4116090137

B5900 Two-Stage Air Compressor Pump Replacement. Includes flywheel, aftercooler, and air filter assembly.

Note: If your old B5900 does not have an aftercooler, please purchase the B5900AAK Aftercooler Adapter Kit. The aftercooler outlet measures 1-1/4" FPT, 

Also order a bushing (part number BLBS1250X0750) to reduce the 1-1/4" female NPT fitting in the bottom of the aftercooler to 3/4" male NPT.

Need oil? Click here for synthetic and synthetic-blend air compressor oil to keep your compressor running like new for years to come.


  • HP: 5 HP
  • CFM Delivery: 18 CFM @ 100 PSI, 16 CFM @ 175 PSI
  • Max PSI: 175 PSI
  • Material of Construction: aluminum with steel cylinder sleeves
  • Flywheel: 13.75" OD Single "A" groove
  • RPM: Min RPM = 700, Max RPM = 1,400
  • Oil Capacity: 70 oz.
  • Duty Cycle: designed for 80/20 duty cycle
  • Weight: 63 lbs.
  • Dimensions (LWH): 13.78" x 13.54" x 15.94"
  • Bolt Pattern: 6.75" front-to-back, 7.5" side-to-side

Extra Details

The B5900 pump is used on various branded units, including: ABAC/American IMC, Chicago Pneumatic, Coleman Powermate, DeVilbiss, DeWalt, Ingersoll Rand, Porter Cable, and Sears Craftsman.


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