The Rowland Company
The Rowland Company
4900 North 20th St.
Philadelphia, PA 19144
Toll Free: (800) 925-8824
Phone: (215) 455-4900
Fax: (215) 455-8888
Email: rowland@rowland2.com
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Two dual flanged elements can be bolted together to form a dual element having twice the torque capacity of a single element. Dual elements can be furnished in sizes 12CB350 through 45CB525.
Unit of Measure

Specifications

Size

 N/A 32CB525
Torque Rating (75 psi/5.5 bar)1 N/A 274000 lb·in31000 Nm
Maximum Speed2 N/A 900 rpm

Centrifugal Loss Constant Cs

 N/A 2.97 E-06 bar/rpm2 43 E-06 psi/rpm2

Inertia

 N/A 736 lb·ft²30.91 kg·m²

Weight

 N/A 321 lb145 kg

Friction Area

 N/A 966 in²6231 cm²

New Friction Lining Thickness

 N/A 0.33 in8 mm

Worn Friction Lining Thickness

 N/A 0.06 in2 mm
Air Tube Cavity3 N/A 620 in³10.2 dm³

Minimum Drum Diameter

 N/A 31.81 in808 mm

Dimension D2

 N/A 14.44 in367 mm

Dimension D25

 N/A 0.25 in6 mm
Dimension G4 N/A 40.000 in1016 mm

Dimension H2

 N/A 38.750 in984.3 mm

Dimension H6

 N/A 32.19 in818 mm

Dimension H7

 N/A 38.50 in978 mm

Number of Mounting Holes

 N/A 18

Bolt Hole Size L

 N/A 0.625 in16 mm

Dimension O3

 N/A 0.50 in13 mm

Air Inlet Thread

 N/A 1/2-14

Dimension V

 N/A 0.84 in21 mm

Number of Friction Shoes

 N/A 38

Friction Shoe Width (W)

 N/A 12.69 in322 mm

Note

N/A Refers to basic part number only. When ordering, the number of air inlets and type of connection must be specified.
10.00 degrees for elements with one air inlet. 5.00 degrees for elements with two or four air inlets.

  • 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:
    12 thru 24, 28 and 32
    +0.000/-0.005 in (+0.00/-0.13 mm)
    26 and 30
    +0.000/-0.008 in (+0.00/-0.20 mm)
    36 thru 45
    +0.000/-0.010 in (+0.00/-0.25 mm)