The Rowland Company
4900 North 20th Street
Philadelphia, PA 19144
Toll Free: 800-925-8824   Phone: 215-455-4900    Fax: 215-455-8888
E-Mail: rowland@rowland2.com    Web site: www.rowlandcompany.com
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 # 142436  


Item # 142436, 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.





Specifications  · Note

Specifications

Size

24CB500

Torque Rating (75 psi/5.5 bar)1

150000 lb·in
17000
Nm

Maximum Speed2

1200 rpm

Centrifugal Loss Constant Cs

2.07 E-06 bar/rpm2
30 E-06 psi/rpm2

Inertia

292 lb·ft²
12.26
kg·m²

Weight

209 lb
95
kg

Friction Area

676 in²
4360
cm²

New Friction Lining Thickness

0.26 in
7
mm

Worn Friction Lining Thickness

0.06 in
2
mm

Air Tube Cavity3

400 in³
6.56
dm³

Minimum Drum Diameter

23.87 in
606
mm

Dimension D2

13.63 in
346
mm

Dimension D25

0.19 in
5
mm

Dimension G4

31.500 in
800.1
mm

Dimension H2

30.375 in
771.5
mm

Dimension H6

24.19 in
614
mm

Dimension H7

30.38 in
772
mm

Number of Mounting Holes

16

Bolt Hole Size L

0.500 in
13
mm

Dimension O3

0.38 in
10
mm

Air Inlet Thread

3/8-18

Angle Q

11.250 º

Dimension V

0.81 in
21
mm

Number of Friction Shoes

28

Friction Shoe Width (W)

12.00 in
305
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.