{"product_id":"rolair-131b-pilot-unloader-valve-110-135-psi-gas-electric-compressorsrolair-131b-pilot-unloader-valve-110-135-psi-gas-electric-compressors","title":"Rolair 131B Pilot Unloader Valve 110-135 PSI Gas \/ Electric Compressors(Rolair 131b Pilot Unloader Valve 110 135 Psi Gas Electric Compressors)","description":"\u003cp\u003eThis listing is for a genuine OEM Rolair 131BIG Pilot Unloader Valve, designed as a direct factory replacement for select Rolair air compressor models. Built to original specifications, this valve helps maintain proper pressure cycling and reliable system performance.\u003c\/p\u003e\n\u003cp\u003eThe valve features a 1\/4\" Male NPT thread for the tank connection and a 1\/4\" Female NPT unloader port. It also includes an optional 1\/8\" Female NPT throttle control port. The valve is factory preset to activate the compressor at 110 PSI and shut it off at 135 PSI, ensuring safe, efficient operation.\u003c\/p\u003e\n\u003cp\u003eManufactured from durable brass, this high-quality OEM part is built to withstand demanding environments and long-term use.\u003c\/p\u003e\n\u003cp\u003eKey Features:\u003cbr\u003e• Genuine OEM Replacement\u003cbr\u003e• Tank Connection: 1\/4\" Male NPT Threads (connects securely to compressor tank).\u003cbr\u003e• Unloader Port: 1\/4\" Female NPT Threads (for unloader line connection).\u003cbr\u003e• Throttle Control Port: 1\/8\" Female NPT (optional use if throttle control is needed).\u003cbr\u003e• Cut-In: 110 PSI\u003cbr\u003e• Cut-Out: 135 PSI\u003cbr\u003e• Durable Brass Construction: Built for high durability and corrosion resistance.\u003cbr\u003e• Easy Installation: Standard connection sizes make installation straightforward.\u003c\/p\u003e\n\u003cp\u003eCompatible Rolair Models:\u003cbr\u003e\u003cbr\u003e• 3230K30CS\u003cbr\u003e• 5230K30CS\u003cbr\u003e• 8230HK30\u003cbr\u003e• 4090HK17\/20\u003cbr\u003e• 6590HK18\/20\u003cbr\u003e• 7722HK28\/20\u003cbr\u003e• 11GR Series\u003cbr\u003e• 13GR Series\u003cbr\u003e• 18GR Series\u003c\/p\u003e\n\u003cp\u003eThis OEM pilot unloader valve is ideal for restoring proper operation and maintaining peak performance in your Rolair compressor. Whether you're performing routine maintenance or replacing a worn-out component, this valve offers a perfect factory fit.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":53849886523758,"sku":"CM9IA 4708387258473","price":31.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/7129\/3806\/files\/131big-1000-1-1.jpg?v=1779881983","url":"https:\/\/robidoux.tools-sale.com\/products\/rolair-131b-pilot-unloader-valve-110-135-psi-gas-electric-compressorsrolair-131b-pilot-unloader-valve-110-135-psi-gas-electric-compressors","provider":"Robidoux Shop","version":"1.0","type":"link"}