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 7-011-100-107-0 | 
                                                                                Dynamic Torque Rating (80 psi/5.5 bar) | 
                                                                        N/A 12720 lb·in1400 Nm | 
                                                                                Dynamic Torque Rating (100 psi/7 bar) | 
                                                                        N/A 15900 lb·in1785 Nm | 
                                                                                Maximum Bore Size | 
                                                                        N/A 2.50 in64 mm | 
                                                                                Maximum Air Pressure | 
                                                                        N/A 130 psi9 bar | 
                                                                                Maximum RPM (Standard Airtube) | 
                                                                        N/A 2090 rpm | 
                                                                                Maximum RPM (High Speed Airtube) | 
                                                                        N/A 3125 rpm | 
                                                                                Total Brake (Weight) | 
                                                                        N/A 130 lb59 kg | 
                                                                                Weight (Hub & Center Plate) | 
                                                                        N/A 23 lb10.4 kg | 
                                                                                WR2/J=mr2 (Hub & Center Plate) | 
                                                                        N/A 2.30 lb·ft²0.097 kg·m² | 
                                                                                Dimension A | 
                                                                        N/A 16.00 in406.4 mm | 
                                                                                Bolt Hole Diameter B | 
                                                                        N/A 14.750 in374.65 mm | 
                                                                                Dimension C | 
                                                                        N/A 11.378/11.375 in288.93/289.00 mm | 
                                                                                Dimension D | 
                                                                        N/A 14.75 in374.7 mm | 
                                                                                Dimension F | 
                                                                        N/A 2.75 in69.9 mm | 
                                                                                Dimension G | 
                                                                        N/A 0.13 in3.3 mm | 
                                                                                Dimension H | 
                                                                        N/A 5.44 in138.2 mm | 
                                                                                Dimension J | 
                                                                        N/A 0.38 in9.7 mm | 
                                                                                Number of Mounting Holes (L) | 
                                                                        N/A 6 | 
                                                                                Dimension L | 
                                                                        N/A 21/32 in16.7 mm | 
                                                                                Dimension M | 
                                                                        N/A 7.00 in177.8 mm | 
                                                                                Dimension N | 
                                                                        N/A 4.00 in101.6 mm | 
                                                                                Dimension Q | 
                                                                        N/A 0.63 in16.0 mm | 
                                                                                Dimension R (Number - Size) | 
                                                                        N/A 2 - 1/2 NPT | 
                                                                                Dimension T | 
                                                                        N/A 3.25 in | 
                                                                                Minimum U | 
                                                                        N/A 1.00 in25 mm | 
                                                                                Maximum U | 
                                                                        N/A 2.50 in63.5 mm | 
                                                                                Manufacturer | 
                                                                        N/A Wichita Clutch | 
                                                                                Actuation | 
                                                                        N/A Air Applied | 
