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LIB 248

The Wichita Air-Tube Disc Brakes combines all the best features of the disc type clutch with all the advantages of direct air engagement. The simplest and most trouble-free method of applying air pressure is through direct axial pressure application by compressed air in a special composition full-circle tube.

Specifications

Assembly Number

7-048-200-300-0

Size

6|42 to 60

Drawing Number

-200-901-9

Dynamic Torque Rating (80 psi/5.5 bar)

2244000 lb·in
237600 Nm

Dynamic Torque Rating (100 psi/7 bar)

2805000 lb·in
302400 Nm

Duty Factors A

4450

Duty Factors B

3200

Duty Factors C

1600

Duty Factors D

915

Maximum Bore Size

18.00 in
455 mm

Maximum Air Pressure

130 psi
9 bar

Recommended Clearance

5/32-7/32 in

Balance Speed

275 rpm

Maximum RPM Standard Air Tube

475

Maximum RPM Hi-speed Air Tube

705

Swept Area

4020 in²

New Air Tube Volume

217 in³
3550 cm³

Worn Air Tube Volume

824 in³
13500 cm³

Total Clutch Weight

N/A

Total Clutch Inertia

lb·ft²
kg·m²

Weight Hub Center Plate

1942 lb
881 kg

Dimension D

56.75 in
1441.5 mm

Dimension E

N/A

Dimension F

8.75 in
222.3 mm

Dimension G

1.00 in
25.4 mm

Dimension H

15.06 in
382.5 mm

Dimension I

in
382.5 mm

Dimension J

0.25 in
6.4 mm

Number of Mounting Holes

24

Dimension L

1.06 in
26.9 mm

Dimension M

32.00 in
812.8 mm

Dimension N

25.75 in
654.1 mm

Dimension Q

1.50 in
38.1 mm

Dimensions

N/A

Minimum U

10.00 in
254.0 mm

Maximum U

18.00 in
457.2 mm

Manufacturer

Wichita Clutch

Actuation

Air Applied

Notes

Consult Factory for Special Assembly Number.
For mounting, use socket head capscrews conforming to the ASTM-574-97a.
(Consult factory for drawing before final layout.)