ROOTS™ 68 Universal RAI DSL

Model: 68 URAI DSL

The ROOTS™ 68 Universal RAI DSL blower is engineered for continuous-duty industrial air handling with airflow to 845 CFM, operating pressures to 14 PSI, vacuum capability to 16" Hg, and maximum speeds of 2350 RPM. Its heavy-duty cast iron casing, 1.375″ ground steel shafts, precision bi-lobe impellers, dual splash oil lubrication system, oversized anti-friction bearings, and Howden figure-eight gearbox design provide optimized oil distribution, thermal stability to 240°F, and long-term operational reliability.

Key Specifications

Max Flow

845 CFM

Max Pressure

14 PSI

Max Vacuum

16" Hg

Maximum RPM

2350 RPM

Minimum RPM

636 RPM

Maximum Temperature

240˚F

Manufacturer

Roots

IO&M Manuals

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Literature

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Technical Details

Universal RAI DSL Blower

ROOTS™ Model 68 URAI DSL

Model: Roots Model 68 URAI DSL

Flow Range: to 845 CFM

Max Δ Pressure: 14 psi

Max Δ Vacuum: 16″ Hg

Max ΔT: 240˚F

Connection Size: 5″ FPT

Shaft Diameter: 1.375″

Drive End Lubrication: Oil

Gear End Lubrication: Oil

Required Oil Gear End Horizontal Unit: 52.1 ounces

Required Oil Drive End Horizontal Unit: 31 ounces

Required Oil Gear End Vertical Unit: 28.3 ounces

Required Oil Drive End Vertical Unit: 16 ounces

Unit Weight: 290 pounds (131.8 kg)

68 Universal RAI DSL Blower Design & Construction Features

Steel detachable mounting feet

Rigid one-piece cast iron casing

Splash oil lubricated spur timing gears

Splash oil lubricated drive end bearings

Oversized anti-friction bearings

Precision-machined bi-lobe impellers

Ground steel shafts

Cylindrical roller bearing for V-belt pull resistance

3/8″ oil level sight glasses

Standard pipe size connections

Accessories

Available accessories include driver packages, inlet and discharge silencers, relief valves, inlet filters, check valves, extended bases, V-belt drives, flexible couplings, drivers, and drive guards.

Warranty Information

Roots URAI DSL blowers are backed by a 2-year warranty with an additional 6 months covering shipping and construction where applicable. ROOTS synthetic oil is recommended for maximum lubricant life and blower performance reliability. Oil sight glasses are provided for accurate oil level monitoring during operation.