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 > Single Flange CB Elements > Item # 142098  


Item # 142098, Single Flange CB Elements

12CB350 Element 
Form CB-402





Specifications  · Note

Specifications

Size
12CB350

Torque Rating (75 psi/5.5 bar)1
13000 lb·in
1470 Nm

Maximum Speed2
1800 rpm

Centrifugal Loss Constant Cs
0.83 E-06 bar/rpm2
12 E-06 psi/rpm2

Inertia
12 lb·ft²
0.5 kg·m²

Weight
30 lb
14 kg

Friction Area
128 in²
826 cm²

New Friction Lining Thickness
0.20 in
5 mm

Worn Friction Lining Thickness
0.06 in
2 mm

Air Tube Cavity3
80 in³
1.31 dm³

Minimum Drum Diameter
11.90 in
302 mm

Dimension D2
4.88 in
124 mm

Dimension D24
2.00 in
51 mm

Dimension D25
0.19 in
5 mm

Dimension G4
17.625 in
447.7 mm

Dimension G1
15.88 in
403 mm

Dimension H2
16.875 in
428.6 mm

Dimension H6
12.13 in
308 mm

Dimension H7
16.88 in
429 mm

Number of Mounting Holes
14

Bolt Hole Size L
0.375 in
10 mm

Dimension O3
0.31 in
8 mm

Air Inlet Thread
3/8-18

Angle Q
12.857 º

Dimension V
0.69 in
17 mm

Number of Friction Shoes
12

Friction Shoe Width (W)
3.50 in
89 mm

Manufacturer
Airflex
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)


Note
Refers to basic part number only. When ordering, the number of air inlets and type of connection must be specified. For example 142098JA, 142098JB, 142098JC, 142098JG