Standard Features
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Spring Power
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Multi-sized; fully adjustable sizes 1 through 6
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Handing
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Non-handed
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Body
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Cast iron case with seamless cold headed steel spring tube
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Arm
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Standard: heavy-duty forged steel
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Spindle
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Heat-treated steel with a crowned gear set for increased efficiency
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Piston
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Precision machined, heat-treated steel
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Springs
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Chrome silicon wire
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| Valves |
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Latching speed valve standard
Closing speed valve standard
Multiple backcheck location valve and backcheck intensity valve standard |
| Seals |
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“O” rings |
| Fluid |
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Standard: high lubricity extreme temperature hydraulic fluid |
| Degree of Opening |
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Up to full 180° opening standard for regular, top jamb and parallel arm mountings, conditions permitting |
| Power Adjustment Arm Bracket |
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15% adjustment standard |
| Cover |
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Standard: plastic V-O flame rated cover |
| Mountings |
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Standard: regular, parallel or top jamb |
| Fasteners |
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Standard: self drilling screws |
| Corrosion Protection |
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Standard: painted protective coating on all metal surfaces for use in corrosive environments |
