{"product_id":"siemens-331-2974-damper-actuator-pneu-no-4-2-3-8-stroke-unit-ventilator-hesitation-model","title":"Siemens 331-2974 DAMPER ACTUATOR, PNEU NO 4, 2-3\/8\" STROKE, UNIT VENTILATOR HESITATION MODEL","description":"\u003cp\u003eSiemens - 331-2974 Damper Actuator, Pneu No 4, 2-3\/8\" Stroke, Unit Ventilator Hesitation Model\u003c\/p\u003e \u003cp\u003eThis 331 Number 4 Pneumatic Damper Actuator has a 2 3\/8\" stroke for unit ventilators and is a rugged, metal-fabricated device that provides gradual or positive actuation of HVAC and fire\/smoke dampers. This hesitation model actuator has a nominal spring range of 2 to 3 and 8 to 13 psi, is fixed bracket mounted and provides minimum ventilation without separate damper\/actuator. This actuator has an air connection of 1\/8\" NPT female with a dual barb elbow fitting for 1\/4\" OD tubing.\u003c\/p\u003e\u003cdiv class=\"additional product__details\" style=\"border: none; padding: 0;\"\u003e\n\u003ch2\u003eAdditional Information\u003c\/h2\u003e\n\u003cdiv class=\"product__attribute\"\u003e\n\u003cspan class=\"product__attribute-type\"\u003ePneumatic Model\u003c\/span\u003e\u003cspan class=\"product__attribute-value\"\u003eNo. 4\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product__attribute product__attribute--odd\"\u003e\n\u003cspan class=\"product__attribute-type\"\u003eSpring Range\u003c\/span\u003e\u003cspan class=\"product__attribute-value\"\u003e2-3 \/ 8-13 psi\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product__attribute\"\u003e\n\u003cspan class=\"product__attribute-type\"\u003eBall Joint Connector\u003c\/span\u003e\u003cspan class=\"product__attribute-value\"\u003eNO\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product__attribute product__attribute--odd\"\u003e\n\u003cspan class=\"product__attribute-type\"\u003eClevis\u003c\/span\u003e\u003cspan class=\"product__attribute-value\"\u003eNO\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product__attribute\"\u003e\n\u003cspan class=\"product__attribute-type\"\u003eMounting Style\u003c\/span\u003e\u003cspan class=\"product__attribute-value\"\u003eFixed\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product__attribute product__attribute--odd\"\u003e\n\u003cspan class=\"product__attribute-type\"\u003ePivot\u003c\/span\u003e\u003cspan class=\"product__attribute-value\"\u003eNO\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product__attribute\"\u003e\n\u003cspan class=\"product__attribute-type\"\u003ePneumatic Bracket\u003c\/span\u003e\u003cspan class=\"product__attribute-value\"\u003eYES\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product__attribute product__attribute--odd\"\u003e\n\u003cspan class=\"product__attribute-type\"\u003ePositioning Relay\u003c\/span\u003e\u003cspan class=\"product__attribute-value\"\u003eNO\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product__attribute\"\u003e\n\u003cspan class=\"product__attribute-type\"\u003eStroke\u003c\/span\u003e\u003cspan class=\"product__attribute-value\"\u003e2-3\/8 in\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":43234188296372,"sku":"kpi058-331-2974","price":213.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0645\/8484\/3444\/files\/331-2974_400x400_e27fbe88-a6ef-49f2-86fd-f11e84d23b46.jpg?v=1717396383","url":"https:\/\/kpaulsupply.com\/products\/siemens-331-2974-damper-actuator-pneu-no-4-2-3-8-stroke-unit-ventilator-hesitation-model","provider":"KPaul Industrial","version":"1.0","type":"link"}