These self-locking, compact solar tracking jacks are designed to precisely position loads at speeds up to 3.75 inches per minute.
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Aluminum housing
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Alloy screw
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Customer to provide trunnion pins. They should be made of steel with hardness greater than 30 HRC, yield strength greater than 110 KSI, and supported within 1/16 inch of the actuator housing.
Please click the below link to view the pdf.
Solar Worksheet pdf.