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Item # 142270, Single Flange CB Elements


Section B
Form CB-402



Unit of Measure: Imperial Metric Both

Specifications  · Note

Specifications

Size
30CB525

Torque Rating (75 psi/5.5 bar)1
121000 lb·in
13700 Nm

Maximum Speed2
950 rpm

Centrifugal Loss Constant Cs
2.76 E-06 bar/rpm2
40 E-06 psi/rpm2

Inertia
303 lb·ft²
12.73 kg·m²

Weight
148 lb
67 kg

Friction Area
458 in²
2954 cm²

New Friction Lining Thickness
0.33 in
8 mm

Worn Friction Lining Thickness
0.06 in
2 mm

Air Tube Cavity3
290 in³
4.76 dm³

Minimum Drum Diameter
29.81 in
757 mm

Dimension D2
6.94 in
176 mm

Dimension D24
2.50 in
64 mm

Dimension D25
0.25 in
6 mm

Dimension G4
38.000 in
965.2 mm

Dimension G1
35.00 in
889 mm

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
18

Friction Shoe Width (W)
5.25 in
133 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.


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