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12CB350 Element
Form CB-401
Unit of Measure

Specifications

Size

 N/A 12CB350
Torque Rating (75 psi/5.5 bar)1 N/A 13300 lb·in1500 Nm
Maximum Speed2 N/A 1800 rpm

Centrifugal Loss Constant Cs

 N/A 0.83 E-06 bar/rpm2 12.0 E-06 psi/rpm2

Inertia

 N/A 11.0 lb·ft²0.46 kg·m²

Weight

 N/A 26 lb12 kg

Friction Area

 N/A 128 in²825.6 cm²

New Friction Lining Thickness

 N/A 0.20 in5 mm

Worn Friction Lining Thickness

 N/A 0.06 in2 mm
Air Tube Cavity3 N/A 80 in³1.31 dm³

Minimum Drum Diameter

 N/A 11.90 in302 mm

Dimension D2

 N/A 4.72 in120 mm

Dimension D24

 N/A 2.00 in51 mm

Dimension D25

 N/A 0.19 in5 mm
Dimension G4 N/A 17.625 in447.7 mm

Dimension G1

 N/A 15.88 in403 mm

Dimension H2

 N/A 16.875 in428.6 mm

Dimension H6

 N/A 12.13 in308 mm

Dimension H7

 N/A 16.88 in429 mm

Number of Mounting Holes

 N/A 14

Bolt Hole Size L

 N/A 0.38 in10 mm

Dimension O3

 N/A 0.31 in8 mm

Air Inlet Thread

 N/A 3/8-18

Angle Q

 N/A 12.857 º

Dimension V

 N/A 0.69 in17 mm

Number of Friction Shoes

 N/A 12

Friction Shoe Width (W)

 N/A 3.50 in89 mm

Manufacturer

 N/A Airflex

Note

N/A Refers to basic part number only. When ordering, the number of air inlets and type of connection must be specified. 

  • 1 Dynamic torque shown, static torque approximately 25% greater. Torque in each application is dependent upon air pressure and speed.
  • 2 Maximum rpm is dependent upon operating conditions and varies for each application. Consult factory for applications exceeding these speeds.
  • 3 Drum contact with worn shoes.
  • 4 Tolerance for sizes:
    3 thru 5
    +0.000/-0.003 in (+0.00/-0.08 mm)
    6 and larger
    +0.000/-0.005 in (+0.00/-0.13 mm)