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

 N/A 7-027-200-100-0

Dynamic Torque Rating (80 psi/5.5 bar)

 N/A 275018 lb·in30520 Nm

Dynamic Torque Rating (100 psi/7 bar)

 N/A 343773 lb·in38840 Nm

Maximum Bore Size

 N/A 6.50 in165 mm

Maximum Air Pressure

 N/A 130 psi9 bar

Maximum RPM (Standard Airtube)

 N/A 850 rpm

Maximum RPM (High Speed Airtube)

 N/A 1250 rpm

Total Brake (Weight)

 N/A 924 lb419 kg

Weight (Hub & Center Plate)

 N/A 329 lb149.2 kg

WR2/J=mr2 (Hub & Center Plate)

 N/A 191 lb·ft²8.1 kg·m²

Dimension A

 N/A 32.75 in831.9 mm

Bolt Hole Diameter B

 N/A 31.500 in800.10 mm

Dimension C

 N/A 27.375/27.378 in695.33/695.40 mm

Dimension D

 N/A 31.00 in787.4 mm

Dimension F

 N/A 6.88 in174.8 mm

Dimension G

 N/A 0.75 in19.1 mm

Dimension H

 N/A 10.38 in263.7 mm

Dimension J

 N/A 0.25 in6.4 mm

Number of Mounting Holes (L)

 N/A 16

Dimension L

 N/A 21/32 in16.7 mm

Dimension M

 N/A 16.25 in412.8 mm

Dimension N

 N/A 9.00 in228.6 mm

Dimension Q

 N/A 0.75 in19.1 mm

Dimension R (Number - Size)

 N/A 3 - 1/2 NPT

Dimension T

 N/A 13.25 in

Minimum U

 N/A 2.50 in63.5 mm

Maximum U

 N/A 6.50 in165.1 mm

Manufacturer

 N/A Wichita Clutch

Actuation

 N/A 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.)