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For product recommendations or a price quote, please contact a Helac representative at 800.327.2589, or provide
your requirements in the form below.
In order for us to suggest an actuator for your application, please answer the below questions as thoroughly as
possible. Pictures, detailed installation drawings, load diagrams, photos, or any kind of visual reference are
also essential. Please email images with your contact information to Actuators@Helac.com or fax to 360.825.1603.
You can also request this form in hard copy or PDF format at Actuators@Helac.com.
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Required information
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Contact information
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| 1. |
Company name
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| 2. |
Your name
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| 3. |
Title
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| 4. |
Address
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| 5. |
City
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| 6. |
State
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| 7. |
Postal code
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| 8. |
Country
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| 9. |
Telephone
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| 10. |
Email address
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Application information
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| 1. |
How will this actuator be used?
Please describe.
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| 2. |
Anticipated annual quantities
(units per year):
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Year 1
Year 2
Year 3
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| 3. |
Is this quantity based on:
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Limited "batch run"
Annual quantity
Other
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| 4. |
Is inquiry for:
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Active funded project
Feasibility study for future project
Information only
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| 5. |
Project schedule target dates:
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First prototype built
Pilot run/beta run built
First production built
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| 6. |
What is the required output torque?
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| 7. |
Will torque be transmitted from one or both ends of the actuator?
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One end
Both ends
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| 8. |
What angle of rotation is required?
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180°
360°
Other
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| 9. |
What are the maximum bearing loads (moment, thrust and radial) that will be applied to the actuator?
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| 10. |
What kind of hydraulic fluid will be used?
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Standard petroleum-based
Synthetic
Other
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| 11. |
Is the hydraulic fluid compatible with nitrile and polyurethane seals and glass reinforced nylon bearing materials?
Yes
No
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Explanation of Loading Terms
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Straddle Mounting
Load supported at both ends of shaft
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Cantilever Mounting
Load supported at only one end of shaft
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| 12. |
What are the anticipated hydraulic fluid temperatures of the actuator?
Minimum
Maximum
Fahrenheit
Celsius
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| 13. |
What is the expected life of the actuator?
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Years and/or
Number of duty cycles/year
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| 14. |
What environmental temperatures will the actuator operate in?
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Minimum
Maximum
Fahrenheit
Celsius
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| 15. |
How did you learn about Helac Corporation?
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Wheel steering requirements
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| 1. |
What is the wheel load (thrust)?
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lb
kg
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| 2. |
What is the tire tread width?
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inches
mm
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| 3. |
What is the maximum tire outside diameter?
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inches
mm
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| 4. |
What is the distance from the bottom of the tire to the actuator output flange?
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inches
mm
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| 5. |
What is the coefficient of friction?
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| 6. |
Will the actuator be mounted directly over the wheel?
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Yes
No
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If not, what is the offset or eccentric?
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inches
mm
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Optional information
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Torque and rotation requirements
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| 1. |
What is the required holding torque?
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in-lb
Nm
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| 2. |
How will the actuator be stopped at the end of rotation?
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Bottom out internally
External stops
Other
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| 3. |
How much backlash is acceptable?
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degrees
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| 4. |
How accurately does the load need to be positioned?
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Pressure and temperature considerations
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| 1. |
What are the anticipated hydraulic pressures?
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Normal operation
Minimum
Maximum
psi
bar
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Load and force considerations
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| 1. |
What dynamic loads have been considered?
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| 2. |
Will the loads be supported by the actuator or external bearings?
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Actuator
External bearings
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| 3. |
How often will the loads be applied?
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| 4. |
Do all above loads include dynamic and/or other potential overloads?
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Yes
No
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| 5. |
Will the actuator be exposed to shock loads?
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Yes
No
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| 6. |
If external bearings are used, is it possible that any misalignment of the structure will cause binding loads in the actuator?
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Yes
No
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Installation environmental considerations
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| 1. |
Will the actuator be stored or used in a corrosive environment?
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Yes
No
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| 2. |
Will the actuator be sprayed with high pressure fluids?
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Yes
No
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| 3. |
What are the additional environmental factors that could affect the operation of the actuator?
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Other requirements and considerations
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| 1. |
How is the application currently being performed (e.g. systems, devices, mechanisms, etc.) or what alternative
designs or methods are being considered?
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| 2. |
What is the actuator cost target?
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$
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| 3. |
What is the restricted envelope or maximum weight?
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| 4. |
What are your certification requirements, special packing or labeling instructions?
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| 5. |
What are your delivery and/or scheduling requirements?
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| 6. |
General comments
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Helac Corporation does not assume any responsibility beyond the design and performance of its rotary actuator product. The customer is solely responsible for engineering of mating structures, fasteners and other associated components related to the installation of the product and its ultimate application.
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Rotary Actuators
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