Rolair 6.5 HP 9 Gallon Gas Air Compressor 6590HK18

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185.00 LBS
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The 6590HK18, which was engineered as an upgrade to the 4090HK17, delivers up to 50% more CFM by comparison. Delivering 13.8 CFM @ 90 PSI, this unit incorporates a 196 cc (GX200) Honda engine with automatic idle-down, for increased fuel efficiency, and an atmospheric unloading system to prevent oil consumption.


Heavy-Duty, Single Stage, Cast-Iron Twin Cylinders, Ball Bearings, Splash Lubricated, Cast-Iron Valve Plates with Swedish Lamellar Reed Valves, Aluminum Alloy Connecting Rods with Automotive-Style Inserts, Multi-Finned 11" Flywheel, Oil Sight Gauge


196 cc (6.5 HP) Honda 4 Cycle, Complete Die Cast Aluminum Alloy with Cast-Iron Sleeve, Overheard Valves, Retractable Starter, On/Off Switch, Splash Lubricated, Low Oil Shutdown

Standard Equipment

  • Pressure Gauge 0-200 in 5 lb. Graduations
  • Automatic Pilot Valve Operation
  • Industrial Flexible Discharge Hose
  • Automatic Idle Control for Economy and Long Service Life
  • Intake Filter with Silencer and Replaceable Element
  • Schmidt Belt Tightening Device
  • Air-Cooled Aftercooler
  • Totally Enclosed Steel Belt Guard
  • Safety Relief Valve


Horse Power - 196 cc (6.5 HP)
Engine Rpm - 2150 to 3000
Operating Pressure - 105 to 135 PSI
CFM Displaced - 17.9 CFM
CFM Delivered - 13.8 CFM @ 90 PSI
Pump up / Recovery Time - :58 / :15
Lubrication Type - Splash Lubrication
Pump Oil Capacity - 34 oz
Reed Valve System - Yes (standard)
Number of Cylinders - 2
Pump Stages - 1
Tank Capacity - 9
Dimensions (LxWxH) - 46" x 19" 28"
Country of Origin - Click Here

Owner's Manual

Parts Breakdown

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Warranty Information

A manufacturer's warranty does apply and is a 1 year warranty from date of purchase. Returns can only be accepted on this item if returned in brand new condition with all packaging and this is subject to verification and approval. Defective items must be serviced under their warranty policy. Please note: Rol-Air does not offer their satisfaction guarantee on this item.
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