615 URAI DSL - Roots Blower - T30386020 B-L-T-R Dresser ROOTS

615 Universal RAI DSL


The 615 URAI DSL blower has a 6 inch gear and a 15 inch rotor length. The connection is a 6 inch flange with a shaft diameter of 1.375 inches. Please refer to the installation and operation manual for more technical information about model 615 URAI DSL. For better assistance with ordering model 615 URAI DSL please contact air blower services.

Reference BOM # T30386020 B-L-T-R or 615 URAI DSL

Roots Model 615 URAI DSL

Flow Range: to 1583 CFM
Max Δ Pressure: 7 psi
Max Δ Vacuum: 12″ Hg
Max RPM: 2350
Min RPM: 636
Max ΔT: 130˚F
Connection: 6″ Flange
Shaft Dia.: 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: 430 pounds (195.5 kg)
Shipping Skid Size (LxWxH): 54″x29″x31″ (1372mmx737mmx787mm)
Shipping Container: Wood skid, open, blower lagged to skid


Frame Size:



ROOTS™ URAI DSL blowers are warranted for two years plus an additional 6 months for shipping and construction where required. ROOTS synthetic oil assures top performance and warranty acceptance for lubricants.



Steel detachable mounting feet
Rigid one-piece cast iron casing
Anti-friction bearings
Splash oil lubricated spur timing gears
Splash oil lubricated drive end bearings
Connections in standard pipe sizes
Balanced, precision machined bi-lobe impellers
Ground steel shafts