Mechanical Power Transmission Disc Couplings Selection Worksheet 8 Customer Name: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Contact Name: Phone Number: Email Address: 1. Type of Driver (Electric Motor, Combustion Engine, Gearbox, etc.) : For combustion engines, define type Gasoline, Diesel, Natural Gas, etc. . . . . . . . . . . . . . . Number of cylinders . . . . . . . . . 2. Driver Horse Power . . . . . . . . . . 3. Driver or Gearbox output RPM . . . . . . . . . . . . . . . . . . Retrieve the Application Service Factor from Page D-7 . . . . . . . . . . . . . . . . then calculate the Selection Torque using the following formula: Torque (in-lbs) = kW x 63025 x Service Factor = Selection Torque = . . . . . . . Nm RPM 4. Driver Shaft Diameter . . . . . . . . Keyway size : KW Width . . . . . . . KW Height . . . . . . . Specify Clearance Fit, Interference Fit, Metric (P7, H7, etc), Shaft Locking Device, and Set Screw or No Set Screw 5. Driver Usable Shaft Length . . . . . . . . . . . (Measure from the end of the shaft to any obstruction) 6. Distance between shaft ends (BSE) . . . . . . . . . . . . . . . 7. Type of Driven Equipment . . . . . . . . . . . . . . . . . . . . . . . 8. Driven Shaft Diameter . . . . . . . . . . . Keyway size : KW Width . . . . . . . KW Height . . . . . . . . Specify Clearance Fit, Interference Fit, Metric (P7, H7, etc), Shaft Locking Device, and Set Screw or No Set Screw 9. Driven Usable Shaft Length . . . . . . . . . . (Measure from the end of the shaft to any obstruction) 10.Total Mounting Length . . . . . . . . . . . . . (Advise of any obstructions, walls, beams, guards, pipes, etc.) 11. For Tapered Shafts specify the following: Minimum or Maximum Taper diameter . . . . . . . . . . . . . . . . . Taper Length . . . . . . . . . . . T (Taper ratio) . . . . . . . . . . . Gap or Hub Overhang amount . . . . . . . . . . . . . . . . . . . . . . . Locknut Width . . . . . . . . Size of nut cross corners . . . . . . . . . . . Thread Size . . . . . . . . . Thread Length . . . . . . . . . . . . . . Washer Diameter (if used) . . . . . . . Washer Width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ACROSS CORNER www.jbj.co.uk/disc-couplings.html #DriveLineHarmony
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