Product Description

Roots Model 33 URAI-J®
Flow Range: to 195 CFM
Max Δ Pressure: 12 psi
Max Δ Vacuum: 15″ Hg
Maximum RPM: 3600
Minimum RPM: 1090
Max ΔT: 225˚F
Connection: 2″ FPT
Shaft Dia.: 0.75
Drive End Lubrication: Grease
Gear End Lubrication: Oil
Required Oil for Gear End Horizontal Unit: 10.5 ounces
Required Oil for Gear End Vertical Unit: 8.5 ounces
Unit Weight: 84 pounds (38.2 kg)
Shipping Box Size (LxWxH): 17″x15.5″x12″ (432mmx394mmx305mm)
Shipping Container: Cardboard Box with formed foam

Roots Bill of Material (BOM) Number: 74065020

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

ROOTS™ 33 Universal RAI-J® WHISPAIR™ Rotary Positive Blower

BOM Number: 74065020 (BL-BR-LB-LT-RB-RT-TL) SKU: N/A Category:


  • Meets Build America Buy America Act requirements
Shipping Weight: 115 lbs
Shipping Dimensions: 30 × 30 × 15 in
Max Flow:

195 CFM

Max Pressure:

12 psi

Max Vacuum:

15" Hg

Max Speed:

3600 RPM