{"product_id":"airtac-3f21008","title":"AirTAC 3F21008 Pneumatic Control Valve","description":"\u003ch2\u003eAirTAC 3F21008 Pneumatic Control Valve\u003c\/h2\u003e\u003cdiv style=\"border:3px solid #c62828;background:#fff4f4;padding:16px;margin:16px 0\"\u003e\n\u003ch3 style=\"margin-top:0;color:#a31515\"\u003eImportant — confirm before ordering\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eConnection \/ thread:\u003c\/strong\u003e PT \/ Rc 1\/4 inch\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVoltage \/ actuation:\u003c\/strong\u003e Manual \/ pneumatic — no electrical voltage\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMain configuration:\u003c\/strong\u003e Confirm actuator and return option from complete ordering code\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePT\/Rc, G\/BSPP and NPT threads are not interchangeable.\u003c\/strong\u003e This item has no solenoid voltage unless separately stated.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cstrong\u003eModel-specific overview:\u003c\/strong\u003e Industrial pneumatic control component for machine sequencing, isolation or directional control.\u003c\/p\u003e\u003ch2\u003eKey attributes\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;min-width:680px\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f5f5f5;padding:12px;border:1px solid #ddd\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding:12px;border:1px solid #ddd\"\u003e\u003cstrong\u003eAirTAC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#f5f5f5;padding:12px;border:1px solid #ddd\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"padding:12px;border:1px solid #ddd\"\u003e\u003cstrong\u003e3F21008\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f5f5f5;padding:12px;border:1px solid #ddd\"\u003eProduct type\u003c\/td\u003e\n\u003ctd style=\"padding:12px;border:1px solid #ddd\"\u003e\u003cstrong\u003eManual \/ Mechanical Pneumatic Valve\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#f5f5f5;padding:12px;border:1px solid #ddd\"\u003eSeries\u003c\/td\u003e\n\u003ctd style=\"padding:12px;border:1px solid #ddd\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f5f5f5;padding:12px;border:1px solid #ddd\"\u003eConnection\u003c\/td\u003e\n\u003ctd style=\"padding:12px;border:1px solid #ddd\"\u003e\u003cstrong\u003ePT \/ Rc 1\/4 inch\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#f5f5f5;padding:12px;border:1px solid #ddd\"\u003ePower \/ actuation\u003c\/td\u003e\n\u003ctd style=\"padding:12px;border:1px solid #ddd\"\u003e\u003cstrong\u003eManual \/ pneumatic — no electrical voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f5f5f5;padding:12px;border:1px solid #ddd\"\u003eWorking medium\u003c\/td\u003e\n\u003ctd style=\"padding:12px;border:1px solid #ddd\"\u003e\u003cstrong\u003eFiltered compressed air unless noted\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"background:#f5f5f5;padding:12px;border:1px solid #ddd\"\u003eCondition\u003c\/td\u003e\n\u003ctd style=\"padding:12px;border:1px solid #ddd\"\u003e\u003cstrong\u003eNew\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eSelection and installation notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMatch the complete model code; suffixes may change thread, voltage, sensor, cushion, mounting or wiring.\u003c\/li\u003e\n\u003cli\u003eFlush piping and use filtered air within the official series limits.\u003c\/li\u003e\n\u003cli\u003eCheck load, speed, duty cycle and environment before installation.\u003c\/li\u003e\n\u003cli\u003eFor replacement work, compare the circuit symbol and dimensional drawing—not only the series name.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical applications\u003c\/h3\u003e\u003cp\u003eIndustrial automation, packaging machinery, assembly equipment, material handling and pneumatic machine control, subject to the verified series specification.\u003c\/p\u003e\u003ch3\u003eQuick answer\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003e3F21008\u003c\/strong\u003e is an AirTAC pneumatic control valve. The order-critical details are PT \/ Rc 1\/4 inch, manual \/ pneumatic — no electrical voltage, and confirm actuator and return option from complete ordering code.\u003c\/p\u003e\u003ch3\u003ePDF datasheet\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"\/cdn\/shop\/files\/airtac-manual-mechanical-valves.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDownload the corresponding AirTAC PDF datasheet\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003csmall\u003ePrepared from the AirTAC 2026A product database and official AirTAC technical documentation. Updated 2026-08-23. Independent product listing; no official or authorized-distributor status is claimed.\u003c\/small\u003e\u003c\/p\u003e","brand":"AirTAC","offers":[{"title":"PT \/ Rc 1\/4 inch \/ Manual \/ pneumatic — no electrical voltage \/ Confirm actuator and return option from complete ordering code","offer_id":47762849038507,"sku":"3F21008","price":29.43,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/3775\/8635\/files\/AirTAC3F21008_2026-10-01_242705_273.png?v=1790864920","url":"https:\/\/airtacinternationalgroup.com\/products\/airtac-3f21008","provider":"AirTAC Industrial Automation Supply","version":"1.0","type":"link"}