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 Clutch 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

 6-042-100-303-0

Dynamic Torque Rating (80 psi/5.5 bar)

 726000 lb·in726000 Nm

Dynamic Torque Rating (100 psi/7 bar)

 726000 lb·in81660 Nm

Maximum Bore Size

 14.00 in355 mm

Maximum Air Pressure

 130 psi9 bar

Balance Speed

 325 rpm

Maximum RPM (Standard Airtube)

 500 rpm

Maximum RPM (High Speed Airtube)

 800 rpm

Total Clutch (Weight)

 1967 lb892 kg

Total Clutch (Inertia)

 4721 lb·ft²199 kg·m²

Weight (Hub & Center Plate)

 680 lb308 kg

WR2/J=mr2 (Hub & Center Plate)

 705 lb·ft²30 kg·m²

Inflation Coefficients Operating Air Pressure at 50 psi (K)

 115

Inflation Coefficients Operating Air Pressure at 50 psi (U)

 2

Inflation Coefficients Operating Air Pressure at 75 psi (K)

 125

Inflation Coefficients Operating Air Pressure at 75 psi (U)

 2

Inflation Coefficients Operating Air Pressure at 100 psi (K)

 111

Inflation Coefficients Operating Air Pressure at 100 psi (U)

 2

Exhaust Coefficients Operating Air Pressure at 50 psi (R)

 132

Exhaust Coefficients Operating Air Pressure at 50 psi (E)

 0.12

Exhaust Coefficients Operating Air Pressure at 50 psi (V)

 2.3

Exhaust Coefficients Operating Air Pressure at 75 psi (R)

 240

Exhaust Coefficients Operating Air Pressure at 75 psi (E)

 0.112

Exhaust Coefficients Operating Air Pressure at 75 psi (V)

 2.5

Exhaust Coefficients Operating Air Pressure at 100 psi (R)

 61

Exhaust Coefficients Operating Air Pressure at 100 psi (E)

 0.168

Exhaust Coefficients Operating Air Pressure at 100 psi (V)

 2.3

Dimension A

 52.00 in1320.8 mm

Bolt Hole Diameter B

 49.250 in1250.95 mm

Pilot Diameter C

 44.625/44.628 in1133.48/1133.55 mm

Dimension D

 49.00 in1244.6 mm

Dimension E

 10.81 in274.6 mm

Dimension F

 5.63 in143.0 mm

Dimension G

 1.00 in25.40 mm

Dimension H

 9.75 in247.7 mm

Dimension I

 1.75 in44.5 mm

Dimension J

 0.25 in6.4 mm

Number of Mounting Holes (L)

 24

Dimension L

 1.06 in26.9 mm

Dimension M

 29.50 in749.3 mm

Dimension N

 18.00 in457.2 mm

Dimension Q

 1.50 in38.1 mm

Dimension R (Number - Size)

 4 - 1/2 NPT

Dimension S

 1.5" - 12NF

Minimum U

 8.00 in203.2 mm

Maximum U

 14.00 in355.6 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.)