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 # 142264  


Item # 142264, Single Flange CB Elements


Section B
Form CB-402






Specifications  · Note

Specifications

Size

18CB500

Torque Rating (75 psi/5.5 bar)1

44000 lb·in
4970
Nm

Maximum Speed2

1400 rpm

Centrifugal Loss Constant Cs

1.59 E-06 bar/rpm2
23 E-06 psi/rpm2

Inertia

70 lb·ft²
2.94
kg·m²

Weight

81 lb
37
kg

Friction Area

262 in²
1690
cm²

New Friction Lining Thickness

0.26 in
7
mm

Worn Friction Lining Thickness

0.06 in
2
mm

Air Tube Cavity3

160 in³
2.62
dm³

Minimum Drum Diameter

17.87 in
454
mm

Dimension D2

6.63 in
168
mm

Dimension D24

2.50 in
64
mm

Dimension D25

0.19 in
5
mm

Dimension G4

25.500 in
647.7
mm

Dimension G1

22.75 in
578
mm

Dimension H2

24.375 in
619.1
mm

Dimension H6

18.19 in
462
mm

Dimension H7

24.38 in
619
mm

Number of Mounting Holes

12

Bolt Hole Size L

0.500 in
13
mm

Dimension O3

0.38 in
10
mm

Air Inlet Thread

3/8-18

Angle Q

15.000 º

Dimension V

0.81 in
21
mm

Number of Friction Shoes

11

Friction Shoe Width (W)

5.00 in
127
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:
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.