The Rowland Company
The Rowland Company
4900 North 20th St.
Philadelphia, PA 19144
Toll Free: (800) 925-8824
Phone: (215) 455-4900
Fax: (215) 455-8888
Email: rowland@rowland2.com
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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

 7-011-100-107-0

Dynamic Torque Rating (80 psi/5.5 bar)

 12720 lb·in1400 Nm

Dynamic Torque Rating (100 psi/7 bar)

 15900 lb·in1785 Nm

Maximum Bore Size

 2.50 in64 mm

Maximum Air Pressure

 130 psi9 bar

Maximum RPM (Standard Airtube)

 2090 rpm

Maximum RPM (High Speed Airtube)

 3125 rpm

Total Brake (Weight)

 130 lb59 kg

Weight (Hub & Center Plate)

 23 lb10.4 kg

WR2/J=mr2 (Hub & Center Plate)

 2.30 lb·ft²0.097 kg·m²

Dimension A

 16.00 in406.4 mm

Bolt Hole Diameter B

 14.750 in374.65 mm

Dimension C

 11.378/11.375 in288.93/289.00 mm

Dimension D

 14.75 in374.7 mm

Dimension F

 2.75 in69.9 mm

Dimension G

 0.13 in3.3 mm

Dimension H

 5.44 in138.2 mm

Dimension J

 0.38 in9.7 mm

Number of Mounting Holes (L)

 6

Dimension L

 21/32 in16.7 mm

Dimension M

 7.00 in177.8 mm

Dimension N

 4.00 in101.6 mm

Dimension Q

 0.63 in16.0 mm

Dimension R (Number - Size)

 2 - 1/2 NPT

Dimension T

 3.25 in

Minimum U

 1.00 in25 mm

Maximum U

 2.50 in63.5 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.)