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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.
Unit of Measure

Specifications

Assembly Number

7-048-200-300-0

Dynamic Torque Rating (80 psi/5.5 bar)

2244000 lb·in237600 Nm

Dynamic Torque Rating (100 psi/7 bar)

2805000 lb·in302400 Nm

Maximum Bore Size

18.00 in455 mm

Maximum Air Pressure

130 psi9 bar

Maximum RPM (Standard Airtube)

475 rpm

Maximum RPM (High Speed Airtube)

705 rpm

Total Brake (Weight)

4700 lb2132 kg

Weight (Hub & Center Plate)

1942 lb881 kg

WR2/J=mr2 (Hub & Center Plate)

3335 lb·ft²141 kg·m²

Dimension A

61.00 in1549.4 mm

Bolt Hole Diameter B

58.000 in1473.2 mm

Dimension C

52.005/52.000 in1320.93/1320.80 mm

Dimension D

56.75 in1441.5 mm

Dimension F

8.75 in222.3 mm

Dimension G

1.00 in25.4 mm

Dimension H

15.06 in382.5 mm

Dimension J

0.25 in6.4 mm

Number of Mounting Holes (L)

24

Dimension L

1.06 in26.9 mm

Dimension M

32.00 in812.8 mm

Dimension N

25.75 in654.1 mm

Dimension Q

1.50 in38.1 mm

Dimension R (Number - Size)

4 - 1/2 NPT

Dimension T

25.25 in641.4 mm

Minimum U

10.00 in254.0 mm

Maximum U

18.00 in457.2 mm

Manufacturer

Wichita Clutch

Actuation

Air Applied

Note

N/A 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.)