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 7-042-100-303-0

Dynamic Torque Rating (80 psi/5.5 bar)

 N/A 580800 lb·in69160 Nm

Dynamic Torque Rating (100 psi/7 bar)

 N/A 726000 lb·in81660 Nm

Maximum Bore Size

 N/A 14.00 in355 mm

Maximum Air Pressure

 N/A 130 psi9 bar

Maximum RPM (Standard Airtube)

 N/A 545 rpm

Maximum RPM (High Speed Airtube)

 N/A 805 rpm

Total Brake (Weight)

 N/A 1967 lb892 kg

Weight (Hub & Center Plate)

 N/A 680 lb308 kg

WR2/J=mr2 (Hub & Center Plate)

 N/A 705 lb·ft²30 kg·m²

Dimension A

 N/A 52.00 in1320.8 mm

Bolt Hole Diameter B

 N/A 49.250 in1250.95 mm

Dimension C

 N/A 44.625/44.628 in1133.48/1133.55 mm

Dimension D

 N/A 49.00 in1244.6 mm

Dimension F

 N/A 5.63 in143.0 mm

Dimension G

 N/A 1.00 in25.40 mm

Dimension H

 N/A 9.75 in247.7 mm

Dimension J

 N/A 0.25 in6.4 mm

Number of Mounting Holes (L)

 N/A 24

Dimension L

 N/A 1.06 in26.9 mm

Dimension M

 N/A 29.50 in749.3 mm

Dimension N

 N/A 18.00 in457.2 mm

Dimension Q

 N/A 1.50 in38.1 mm

Dimension R (Number - Size)

 N/A 4 - 1/2 NPT

Dimension T

 N/A 23.88 in606.6 mm

Minimum U

 N/A 8.00 in203.2 mm

Maximum U

 N/A 14.00 in355.6 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.)