General Information     Name : State/Province: Title: Country: Company: Zip: Address Line 1: Telephone: Address Line 2: FAX: City: Email Address:

	Application Information Please provide a general description of the application and attachments.   What is the Potential Quantity this application may require? This will greatly aid in Helical's strategy to produce the most cost-effective product for your application. Potential Quantity: 1 2-5 6-10 11-25 26-50 51-100 101-150 151-200 200-500 501-1000 1000+ piece(s)/per year total piece(s)

	Operating Information Direction of Torque Applied (see diagram) a b Outside Diameter (OD) in mm * Inside Diameter (ID) in mm * Free Length (Spring) in mm * Free Length (overall) in mm * Torque Orientation Windup Unwind Material Environment Temperature Corrosive Abrasive

	Complete Torque/Deflection Diagram Torque (First data point ) lb in Nm kg om * Torsional Deflection (First data point ) Degrees Torque (Second data point) lb in Nm kg om Torsional Deflection (Second data point ) Degrees Note: Helical Torsion Machined Springs are typically very linear. The addition of a second data point to enforce linearity usually is not required.

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* Items marked with an asterisk are essential for optimum design