Description
Roots Model 45 URAI-J® Flow Range: to 395 CFM
Max Δ Pressure: 10 psi
Max Δ Vacuum: 15" Hg
Max RPM: 3600
Min RPM: 848
Max ΔT: 225˚F
Connection: 2.5” FPT
Shaft Dia.: 0.875
Drive End Lubrication: Grease
Gear End Lubrication: Oil
Required Oil for Gear End Horizontal Unit: 22.8 ounces
Required Oil for Gear End Vertical Unit: 12.7 ounces
Unit Weight: 119 pounds (54.1 kg)
Shipping Box Size (LxWxH): 17"x15.5"x12" (432mmx394mmx305mm)
Shipping Container: Cardboard Box with formed foam
Common carrier is recommended
Roots Bill of Material (BOM) Number: 74066020
You must specify shaft orientation and discharge location to insure receiving a properly oriented unit. Available configurations are Left/Bottom, Left/Top, Right/Bottom, Right/Top, Top/Left, Top/Right, Bottom/Left and Bottom/Right
Documents
Specifications
Performance Curves
- Roots Universal RAI® Frame 45 Vacuum Performance Curve
- Roots Universal RAI® Frame 45 Pressure Performance Curve

