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All Categories > Clutches and Brakes > Drum Clutches and Brakes > CB Clutches and Brakes > CB Elements and Mounting Components > Dual Flange CB Elements (Sizes 12 to 45) > Item # 142440  
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Item # 142440, Dual Flange CB Elements (Sizes 12 to 45)


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: Imperial Metric Both

Specifications  · Note

Specifications

Size
32CB525

Torque Rating (75 psi/5.5 bar)1
274000 lb·in
31000 Nm

Maximum Speed2
900 rpm

Centrifugal Loss Constant Cs
2.97 E-06 bar/rpm2
43 E-06 psi/rpm2

Inertia
736 lb·ft²
30.91 kg·m²

Weight
321 lb
145 kg

Friction Area
966 in²
6231 cm²

New Friction Lining Thickness
0.33 in
8 mm

Worn Friction Lining Thickness
0.06 in
2 mm

Air Tube Cavity3
620 in³
10.2 dm³

Minimum Drum Diameter
31.81 in
808 mm

Dimension D2
14.44 in
367 mm

Dimension D25
0.25 in
6 mm

Dimension G4
40.000 in
1016 mm

Dimension H2
38.750 in
984.3 mm

Dimension H6
32.19 in
818 mm

Dimension H7
38.50 in
978 mm

Number of Mounting Holes
18

Bolt Hole Size L
0.625 in
16 mm

Dimension O3
0.50 in
13 mm

Air Inlet Thread
1/2-14

Dimension V
0.84 in
21 mm

Number of Friction Shoes
38

Friction Shoe Width (W)
12.69 in
322 mm
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)


Note
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.


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