ROOTS™ 53 Universal RAI-G™ Blower
Model: 53 URAI-G
The ROOTS™ 53 URAI-G gas blower is designed for continuous-duty industrial gas handling systems with airflow to 334 CFM, operating pressures to 15 PSI, vacuum capability to 15" Hg, and maximum speeds to 2850 RPM. Built within the URAI-G Blowers Frames 32 thru 615 series, this heavy-duty rotary positive displacement blower features precision-machined two-lobe impellers, mechanical seals, 1/8″ NPT purge ports, ground steel shafts, splash oil lubricated timing gears, and a rigid cast iron casing for dependable leak-tested performance up to 225°F.
Technical Details
ROOTS™ 53 URAI-G Blower
Model: Roots Model 53 URAI-G
Flow Range: to 334 CFM
Max Δ Pressure: 15 psi
Max Δ Vacuum: 15″ Hg
Max ΔT: 225˚F
Connection Size: 2.5″ FPT
Shaft Diameter: 1.125″
Mechanical Seals: Yes
Purge Ports: 1/8″ NPT for buffer or seal gas
Leak Test: 15 psig static leak test
Drive End Lubrication: Synthetic Grease
Gear End Lubrication: Oil
Required Oil for Gear End Horizontal Unit: 27.6 ounces
Required Oil for Gear End Vertical Unit: 16 ounces
Unit Weight: 143 pounds (65 kg)
53 URAI-G Blower Design & Construction Features
Mechanical seals
Rigid one-piece cast iron casing
Anti-friction bearings
Splash oil lubricated spur timing gears
Straight precision-machined two-lobe impellers
Ground steel shafts
Detachable steel mounting feet
Standard pipe size connections
1/8″ NPT purge ports for seal gas applications