{"product_id":"industrial-638582-check-valve-pilot-valve","title":"Industrial 638582 Check Valve Pilot Valve","description":"\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\" class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription:\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp data-start=\"18\" data-end=\"667\"\u003eThe Thomas 638582 Check Valve \/ Pilot Valve is an OEM air compressor control valve designed to regulate compressor cut-in and cut-out pressure while preventing reverse airflow from the air receiver tank. Commonly installed on Thomas reciprocating air compressors used in industrial workshops, manufacturing facilities, automotive service centers, and OEM compressed air systems. Maintenance technicians, compressor service professionals, and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this pilot valve for preventive maintenance, compressor repairs, retrofits, and replacement of worn or malfunctioning pressure control components. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"669\" data-end=\"686\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"688\" data-end=\"1200\"\u003eThe Thomas 638582 combines pilot valve and check valve functions to ensure efficient compressor cycling and dependable tank pressure control. It automatically unloads the compressor head during shutdown for easier motor restarting while preventing compressed air from flowing back into the pump. Designed for heavy-duty air compressor systems, it helps improve compressor efficiency, reduce motor load, and extend equipment service life in demanding industrial applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1202\" data-end=\"1231\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1233\" data-end=\"2005\"\u003e• Brand: Thomas\u003cbr data-start=\"1248\" data-end=\"1251\"\u003e• Part Number: 638582\u003cbr data-start=\"1272\" data-end=\"1275\"\u003e• Product Type: Check Valve \/ Pilot Valve\u003cbr data-start=\"1316\" data-end=\"1319\"\u003e• Valve Function: Compressor Pilot Valve with Integrated Check Valve\u003cbr data-start=\"1387\" data-end=\"1390\"\u003e• Application: Reciprocating Air Compressors\u003cbr data-start=\"1434\" data-end=\"1437\"\u003e• Installation: Air Receiver Tank \/ Compressor Discharge Line\u003cbr data-start=\"1498\" data-end=\"1501\"\u003e• Pressure Control: Automatic Cut-In \/ Cut-Out Operation\u003cbr data-start=\"1557\" data-end=\"1560\"\u003e• Function: Prevents Reverse Airflow and Unloads Compressor Head During Shutdown\u003cbr data-start=\"1640\" data-end=\"1643\"\u003e• Construction: Heavy-Duty Metal Body\u003cbr data-start=\"1680\" data-end=\"1683\"\u003e• Compatibility: Thomas Industrial Air Compressors\u003cbr data-start=\"1733\" data-end=\"1736\"\u003e• Features: Factory preset pressure operation, automatic unloading, reliable compressor restart, durable industrial construction\u003cbr data-start=\"1864\" data-end=\"1867\"\u003e• Typical Industries: Manufacturing, Automotive, Industrial Maintenance, OEM Air Compressor Systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2007\" data-end=\"2031\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2033\" data-end=\"2122\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Thomas 638835\u003cbr data-start=\"2048\" data-end=\"2051\"\u003e• Thomas 638263\u003cbr data-start=\"2066\" data-end=\"2069\"\u003e• Thomas 638583\u003c\/p\u003e","brand":"THOMAS","offers":[{"title":"New","offer_id":51713992065326,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_34c97a2b-a34a-4581-82b1-d79664f0a3b7.jpg?v=1770413192","url":"https:\/\/plgautomation.com\/products\/industrial-638582-check-valve-pilot-valve","provider":"PLG Automation ","version":"1.0","type":"link"}