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142439

Dual Flange CB Elements

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

Size

30CB525

Torque Rating (75 psi/5.5 bar)1

242000 lb·in
27300 Nm

Maximum Speed2

950 rpm

Centrifugal Loss Constant Cs

40 E-06 psi/rpm2
2.76 E-06 bar/rpm2

Inertia

621 lb·ft²
26.08 kg·m²

Weight

302 lb
137 kg

Friction Area

916 in²
5908 cm²

New Friction Lining Thickness

0.33 in
8 mm

Worn Friction Lining Thickness

0.06 in
2 mm

Air Tube Cavity3

580 in³
9.51 dm³

Minimum Drum Diameter

29.81 in
757 mm

Dimension D2

14.44 in
367 mm

Dimension D24

N/A

Dimension D25

0.25 in
6 mm

Dimension G4

38.000 in
965.2 mm

Dimension G1

N/A

Dimension H2

36.750 in
933.5 mm

Dimension H6

30.19 in
767 mm

Dimension H7

36.50 in
927 mm

Number of Mounting Holes

16

Bolt Hole Size L

0.625 in
16 mm

Dimension O3

0.50 in
13 mm

Air Inlet Thread

1/2-14

Angle Q

11.250 º

Dimension V

0.84 in
21 mm

Number of Friction Shoes

21

Friction Shoe Width (W)

12.69 in
322 mm

Manufacturer

N/A

Notes

Refers to basic part number only. When ordering, the number of air inlets and type of connection must be specified.

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)