damper actuators
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![Siemens 332-4831 Damper Actuator, Pneu No 3, 2-3/8" Stroke, 8-13psi, Fixed Brkt Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/332-4831_medium.jpg?v=1720022409)
332-4831 | Damper Actuator, Pneu No 3, 2-3 / 8" Stroke, 8-13psi, Fixed Brkt Mount | Siemens
Brand: Siemens
SKU: 332-4831
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![Siemens 338-042 Damper Push Rod, 15" in length, 5/16" diameter | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/338-042_medium.jpg?v=1720022411)
338-042 | Damper Push Rod, 15" in length, 5 / 16" diameter | Siemens
Brand: Siemens
SKU: 338-042
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![Siemens 338-043 Damper Push Rod, 18" in length, 5/16" diameter | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/338-043_medium.jpg?v=1720022399)
338-043 | Damper Push Rod, 18" in length, 5 / 16" diameter | Siemens
Brand: Siemens
SKU: 338-043
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![Siemens 333-184 Shaft Extension, 1/2" Dampers | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/333-184_medium.jpg?v=1720022398)
333-184 | Shaft Extension, 1 / 2" Dampers | Siemens
Brand: Siemens
SKU: 333-184
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![Siemens 331-2857 Damper Actuator, Pneumatic Number 6, 4" Stroke, 3-8 psi, Pivot Mount, Clevis | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/331-2857_medium.jpg?v=1720022396)
331-2857 | Damper Actuator, Pneumatic Number 6, 4" Stroke, 3-8 psi, Pivot Mount, Clevis | Siemens
Brand: Siemens
SKU: 331-2857
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![Siemens 331-916 Actuator Mounting Bracket | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/331-916_medium.jpg?v=1720022393)
331-916 | Actuator Mounting Bracket | Siemens
Brand: Siemens
SKU: 331-916
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![Siemens 333-148 Pivot Mounting Kit | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/333-148_medium.jpg?v=1720022389)
333-148 | Pivot Mounting Kit | Siemens
Brand: Siemens
SKU: 333-148
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![Siemens 331-4510 Damper Actuator, Pneumatic Number 3, 2-3/8" Stroke, 5-10 psi, Front Mounting | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/331-4510_medium.jpg?v=1720022389)
331-4510 | Damper Actuator, Pneumatic Number 3, 2-3 / 8" Stroke, 5-10 psi, Front Mounting | Siemens
Brand: Siemens
SKU: 331-4510
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![Siemens 331-3018 Damper Actuator, Pneu No 4, 4" Stroke, 3-13psi, Fixed Mount Plate | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/331-3018_medium.jpg?v=1720022387)
331-3018 | Damper Actuator, Pneu No 4, 4" Stroke, 3-13psi, Fixed Mount Plate | Siemens
Brand: Siemens
SKU: 331-3018
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![Siemens 331-2911 Damper Actuator, Pneu No 4, 3" Stroke, Unit Ventilator, 3-7psi | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_2a679bed-a04d-4851-ba83-b532cd0adcf5_medium.png?v=1720022385)
331-2911 | Damper Actuator, Pneu No 4, 3" Stroke, Unit Ventilator, 3-7psi | Siemens (OBSOLETE)
Brand: Siemens
SKU: 331-2911
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![Siemens 331-2974 Damper Actuator, Pneu No 4, 2-3/8" Stroke, Unit Ventilator Hesitation Model | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/331-2974_medium.jpg?v=1720022384)
331-2974 | Damper Actuator, Pneu No 4, 2-3 / 8" Stroke, Unit Ventilator Hesitation Model | Siemens
Brand: Siemens
SKU: 331-2974
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![Siemens 331-4812 Damper Actuator, Pneu, Number 3, 2-3/8" Stroke, 8-13 psi, Integral Pivot Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/331-4812_medium.jpg?v=1720022381)
331-4812 | Damper Actuator, Pneu, Number 3, 2-3 / 8" Stroke, 8-13 psi, Integral Pivot Mount | Siemens
Brand: Siemens
SKU: 331-4812
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![Siemens 331-2969 NO.4 ACT 8-13NO.PIVOT MT | Pneumatic Air Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_f8165354-be63-43b5-909f-60990baa9897_medium.png?v=1720022379)
331-2969 | NO.4 ACT 8-13NO.PIVOT MT | Pneumatic Air Actuator | Siemens (OBSOLETE)
Brand: Siemens
SKU: 331-2969
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![Siemens 331-618 Remote Mounting Kit | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/331-618_medium.jpg?v=1720022371)
331-618 | Remote Mounting Kit | Siemens
Brand: Siemens
SKU: 331-618
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![Siemens 333-176 Offset Mounting Bracket | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/333-176_medium.jpg?v=1720022374)
333-176 | Offset Mounting Bracket | Siemens
Brand: Siemens
SKU: 333-176
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![Siemens 332-4811 Damper Actuator, Pneu No 3, 2-3/8" Stroke, 8-13psi, Integral Pivot, Pivot Post | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/332-4811_medium.jpg?v=1720022376)
332-4811 | Damper Actuator, Pneu No 3, 2-3 / 8" Stroke, 8-13psi, Integral Pivot, Pivot Post | Siemens
Brand: Siemens
SKU: 332-4811
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![Siemens 331-807 Hitch Pin | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/331-807_medium.jpg?v=1720022373)
331-807 | Hitch Pin | Siemens (OBSOLETE)
Brand: Siemens
SKU: 331-807
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![Siemens 332-3060 No. 6 Actuator, with Relay. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/332-3060_medium.jpg?v=1720022373)
332-3060 | No. 6 Actuator, with Relay. | Siemens
Brand: Siemens
SKU: 332-3060
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![Siemens 333-078 Cast Iron Crank, with Set Screws | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/333-078_medium.jpg?v=1720022372)
333-078 | Cast Iron Crank, with Set Screws | Siemens
Brand: Siemens
SKU: 333-078
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![Siemens 331-805 Damper Shaft Crank, Adjustable Radius | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/331-805_medium.jpg?v=1720022370)
331-805 | Damper Shaft Crank, Adjustable Radius | Siemens
Brand: Siemens
SKU: 331-805
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![Siemens 331-4813 Damper Actuator, Pneu, Number 3, 2-3/8" Stroke, 8-13 psi, Fixed Bracket Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/331-4813_medium.jpg?v=1720022366)
331-4813 | Damper Actuator, Pneu, Number 3, 2-3 / 8" Stroke, 8-13 psi, Fixed Bracket Mount | Siemens
Brand: Siemens
SKU: 331-4813
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![Siemens 331-2963 Damper Actuator, Pneu No 4, 4" Stroke, 8-13psi, Front Mount | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/331-2963_medium.jpg?v=1720022365)
331-2963 | Damper Actuator, Pneu No 4, 4" Stroke, 8-13psi, Front Mount | Siemens
Brand: Siemens
SKU: 331-2963
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![Siemens 333-208 Right Angle Mounting Plate | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/333-208_medium.jpg?v=1720022363)
333-208 | Right Angle Mounting Plate | Siemens
Brand: Siemens
SKU: 333-208
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