{"id":52747,"date":"2025-06-16T20:04:00","date_gmt":"2025-06-16T20:04:00","guid":{"rendered":"https:\/\/ncservo.com\/?post_type=product&#038;p=52747"},"modified":"2026-04-02T14:32:13","modified_gmt":"2026-04-02T14:32:13","slug":"parker-d31fhe50c4vb0040","status":"publish","type":"product","link":"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/parker-d31fhe50c4vb0040\/","title":{"rendered":"PARKER D31FHE50C4VB0040"},"content":{"rendered":"<div id=\"wb-overview\" class=\"wordbank-container\">\n<h2>Key Details<\/h2>\n<p>The PARKER D31FHE50C4VB0040 is one of many models we routinely service. Our process includes disassembly, cleaning, and reassembly using reliable components.<\/p>\n<\/div>\n<div id=\"wb-what-we-do\" class=\"wordbank-container\">\n<h2>How We Repair Your Unit<\/h2>\n<p>Each PARKER D31FHE50C4VB0040 undergoes reconditioning \u2014 disassembly, parts replacement, reassembly, and bench testing before shipment.<\/p>\n<\/div>\n<div id=\"wb-faq\" class=\"wordbank-container\">\n<h2>Frequently Asked Questions<\/h2>\n<div class=\"faq-accordion\">\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-0\">Can you tell me what caused the failure?<\/button><\/h3>\n<div id=\"faq-content-0\" class=\"faq-content\">\n<p>Part of our intake includes troubleshooting to determine the failure point. We report findings before proceeding.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-1\">What if the model number is missing or unreadable&#8212;can you still service the unit?<\/button><\/h3>\n<div id=\"faq-content-1\" class=\"faq-content\">\n<p>Yes. Send us photos of the unit from multiple angles. Our team has serviced thousands of models and can often ID them visually.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-2\">Is it okay to send a dirty or used unit?<\/button><\/h3>\n<div id=\"faq-content-2\" class=\"faq-content\">\n<p>Send the unit in whatever condition it&#8217;s in. We clean everything during teardown before inspection begins.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-3\">How long does a standard repair take?<\/button><\/h3>\n<div id=\"faq-content-3\" class=\"faq-content\">\n<p>It depends on the unit and scope of work. We provide an estimated timeline after initial evaluation.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-4\">Is any kind of warranty included with the service?<\/button><\/h3>\n<div id=\"faq-content-4\" class=\"faq-content\">\n<p>All repairs come with a one-year warranty. Contact us for specifics on your unit.<\/p>\n<\/div><\/div>\n<\/p><\/div>\n<\/div>\n<div id=\"wb-why-us\" class=\"wordbank-container\">\n<h2>Why Repair With NC Servo<\/h2>\n<p>We&#8217;ve built our shop around one thing: industrial repair. With decades of hands-on experience and deep product knowledge, we deliver consistent results.<\/p>\n<p>Specializing in PARKER D31FHE50C4VB0040 servo valve technology for over five decades<\/p>\n<\/div>\n<div id=\"wb-process\" class=\"wordbank-container\">\n<h2>Rebuild Steps<\/h2>\n<p>We rebuild every valve from the inside out: cleaning, inspection, parts replacement, reassembly, and bench testing.<\/p>\n<ul>\n<li>Leak and Pressure Testing: The reassembled unit is leak-tested and pressure-tested to verify it meets published specs.<\/li>\n<li>Final Performance Verification: After reassembly, each valve is bench-tested against published performance specifications.<\/li>\n<li>Cleaning: Units go through a mineral bath, with ultrasonic cleaning used for delicate internals.<\/li>\n<li>Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.<\/li>\n<\/ul>\n<\/div>\n<div id=\"wb-testing\" class=\"wordbank-container\">\n<h2>Leak and Performance Testing<\/h2>\n<p>We carry out full diagnostics on every valve, including flow gain, leakage, pressure shift, and frequency testing. Our test facility supports performance logging and report generation. Our performance testing verifies spec-level operation.<\/p>\n<\/div>\n<div id=\"wb-service-offerings\" class=\"wordbank-container new-dynamic-section\">\n<h2>Repair, Rebuild and Exchange Options<\/h2>\n<p>Beyond standard refurbishment, we offer specialized reconditioning for your PARKER D31FHE50C4VB0040 unit. Our disassembly process includes leak testing and disassembly, using only replacement replacement components.<\/p>\n<\/div>\n<div id=\"wb-logistics-support\" class=\"wordbank-container new-dynamic-section\">\n<h2>Turnaround and Shipping<\/h2>\n<p>As a focused repair facility for PARKER D31FHE50C4VB0040 services, NC Servo Technology targets quick resolution with typical lead times of 2 to 3 weeks. Benefit from our responsive technical support to keep your systems running smoothly.<\/p>\n<\/div>\n<div id=\"wb-inventory\" class=\"wordbank-container new-dynamic-section\">\n<h2>Parts and Inventory<\/h2>\n<p>With more than 17,000 valve units in inventory, we can often provide faster turnaround by sourcing parts in-house rather than waiting on OEM lead times.<\/p>\n<\/div>\n<div id=\"wb-product-data\" class=\"wordbank-container new-dynamic-section\">\n<h2>Documentation on Request<\/h2>\n<p>For transparent insights into your PARKER D31FHE50C4VB0040, we can provide access to reports and repair records. This transparency offers you record-keeping and aids in long-term maintenance planning.<\/p>\n<\/div>\n<div id=\"wb-tips\" class=\"wordbank-container\">\n<h2>Maintenance Tips<\/h2>\n<ul>\n<li>Replace inline filters according to maintenance schedules to maintain proper flow rates.<\/li>\n<li>Perform fluid analysis to detect contamination early and prevent system damage.<\/li>\n<li>Conduct thorough visual inspections for wear or leaks during routine maintenance.<\/li>\n<\/ul>\n<\/div>\n<div id=\"wb-cta\" class=\"wordbank-container\">\n<div class=\"cta-section\">\n<h2>Schedule Your PARKER D31FHE50C4VB0040 Service Today<\/h2>\n<p>Request pricing, availability, and turnaround for your PARKER D31FHE50C4VB0040. NC Servo Technology provides experienced repair with a 1-year warranty. Contact us to request your repair.<\/p>\n<div class=\"cta-buttons\"><a href=\"https:\/\/ncservo.com\/.wp-toolkit_m\/contact-us\/\" class=\"button quote-button\">Request a Quote<\/a> <a href=\"https:\/\/ncservo.com\/.wp-toolkit_m\/parker\/\" class=\"button brand-button\">View All PARKER Products<\/a> <a href=\"https:\/\/ncservo.com\/.wp-toolkit_m\/brand\/parker\/\" class=\"button inventory-button\">Shop PARKER Inventory<\/a><\/div>\n<\/div>\n<\/div>\n<div class=\"disclaimer-section\">\n<p class=\"disclaimer\"><strong>NC Servo Technology<\/strong> is an independent third-party repair facility. We are not affiliated with, endorsed by, sponsored by, or authorized by PARKER or any original equipment manufacturer (OEM), nor do we claim to be a PARKER service center. All brand names, trademarks, model numbers, and part numbers referenced on this page are the property of their respective owners and are used solely for identification and compatibility purposes.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<div id=\"wb-short-description\" class=\"short-description-container\">\n<p>Every minute your PARKER D31FHE50C4VB0040 is down costs your operation. We offer expedited repair turnaround and exchange units to keep production moving.<\/p>\n<\/div>\n","protected":false},"featured_media":57909,"template":"","meta":[],"product_brand":[534],"product_cat":[154],"product_tag":[152],"class_list":{"0":"post-52747","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-parker","7":"product_cat-parker","8":"product_tag-valve","10":"first","11":"instock","12":"shipping-taxable","13":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PARKER D31FHE50C4VB0040 Valve Rebuild &amp; Bench Testing<\/title>\n<meta name=\"description\" content=\"Servo valve repair: Tested, warrantied service for your PARKER D31FHE50C4VB0040. 50+ years of hydraulic repair experience. Get started!\" \/>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PARKER D31FHE50C4VB0040 Valve Rebuild &amp; Bench Testing\" \/>\n<meta property=\"og:description\" content=\"Servo valve repair: Tested, warrantied service for your PARKER D31FHE50C4VB0040. 50+ years of hydraulic repair experience. Get started!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/parker-d31fhe50c4vb0040\/\" \/>\n<meta property=\"og:site_name\" content=\"Nc Servo Technology\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/NCServo\/\" \/>\n<meta property=\"article:modified_time\" content=\"2026-04-02T14:32:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/ncservo.com\/.wp-toolkit_m\/wp-content\/uploads\/2026\/03\/parker-d31fhe50c4vb0030-image-1.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"2202\" \/>\n\t<meta property=\"og:image:height\" content=\"1402\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@NcServo\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/product\\\/parker-d31fhe50c4vb0040\\\/\",\"url\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/product\\\/parker-d31fhe50c4vb0040\\\/\",\"name\":\"PARKER D31FHE50C4VB0040 Valve Rebuild &amp; Bench Testing\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/product\\\/parker-d31fhe50c4vb0040\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/product\\\/parker-d31fhe50c4vb0040\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/parker-d31fhe50c4vb0030-image-1.webp\",\"datePublished\":\"2025-06-16T20:04:00+00:00\",\"dateModified\":\"2026-04-02T14:32:13+00:00\",\"description\":\"Servo valve repair: Tested, warrantied service for your PARKER D31FHE50C4VB0040. 50+ years of hydraulic repair experience. Get started!\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/product\\\/parker-d31fhe50c4vb0040\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/product\\\/parker-d31fhe50c4vb0040\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/product\\\/parker-d31fhe50c4vb0040\\\/#primaryimage\",\"url\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/parker-d31fhe50c4vb0030-image-1.webp\",\"contentUrl\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/wp-content\\\/uploads\\\/2026\\\/03\\\/parker-d31fhe50c4vb0030-image-1.webp\",\"width\":2202,\"height\":1402},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/product\\\/parker-d31fhe50c4vb0040\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Inventory\",\"item\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/inventory\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PARKER D31FHE50C4VB0040 Valve Repair Quote\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/#website\",\"url\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/\",\"name\":\"NC Servo Technology\",\"description\":\"We Buy &amp; Repair Servo Valves\",\"publisher\":{\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/#organization\",\"name\":\"NC Servo\",\"url\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"NC Servo\"},\"image\":{\"@id\":\"https:\\\/\\\/ncservo.com\\\/.wp-toolkit_m\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/NCServo\\\/\",\"https:\\\/\\\/x.com\\\/NcServo\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"PARKER D31FHE50C4VB0040 Valve Rebuild &amp; Bench Testing","description":"Servo valve repair: Tested, warrantied service for your PARKER D31FHE50C4VB0040. 50+ years of hydraulic repair experience. Get started!","robots":{"index":"noindex","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"og_locale":"en_US","og_type":"article","og_title":"PARKER D31FHE50C4VB0040 Valve Rebuild &amp; Bench Testing","og_description":"Servo valve repair: Tested, warrantied service for your PARKER D31FHE50C4VB0040. 50+ years of hydraulic repair experience. Get started!","og_url":"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/parker-d31fhe50c4vb0040\/","og_site_name":"Nc Servo Technology","article_publisher":"https:\/\/www.facebook.com\/NCServo\/","article_modified_time":"2026-04-02T14:32:13+00:00","og_image":[{"width":2202,"height":1402,"url":"https:\/\/ncservo.com\/.wp-toolkit_m\/wp-content\/uploads\/2026\/03\/parker-d31fhe50c4vb0030-image-1.webp","type":"image\/webp"}],"twitter_card":"summary_large_image","twitter_site":"@NcServo","twitter_misc":{"Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/parker-d31fhe50c4vb0040\/","url":"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/parker-d31fhe50c4vb0040\/","name":"PARKER D31FHE50C4VB0040 Valve Rebuild &amp; Bench Testing","isPartOf":{"@id":"https:\/\/ncservo.com\/.wp-toolkit_m\/#website"},"primaryImageOfPage":{"@id":"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/parker-d31fhe50c4vb0040\/#primaryimage"},"image":{"@id":"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/parker-d31fhe50c4vb0040\/#primaryimage"},"thumbnailUrl":"https:\/\/ncservo.com\/.wp-toolkit_m\/wp-content\/uploads\/2026\/03\/parker-d31fhe50c4vb0030-image-1.webp","datePublished":"2025-06-16T20:04:00+00:00","dateModified":"2026-04-02T14:32:13+00:00","description":"Servo valve repair: Tested, warrantied service for your PARKER D31FHE50C4VB0040. 50+ years of hydraulic repair experience. Get started!","breadcrumb":{"@id":"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/parker-d31fhe50c4vb0040\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/ncservo.com\/.wp-toolkit_m\/product\/parker-d31fhe50c4vb0040\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/parker-d31fhe50c4vb0040\/#primaryimage","url":"https:\/\/ncservo.com\/.wp-toolkit_m\/wp-content\/uploads\/2026\/03\/parker-d31fhe50c4vb0030-image-1.webp","contentUrl":"https:\/\/ncservo.com\/.wp-toolkit_m\/wp-content\/uploads\/2026\/03\/parker-d31fhe50c4vb0030-image-1.webp","width":2202,"height":1402},{"@type":"BreadcrumbList","@id":"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/parker-d31fhe50c4vb0040\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/ncservo.com\/.wp-toolkit_m\/"},{"@type":"ListItem","position":2,"name":"Inventory","item":"https:\/\/ncservo.com\/.wp-toolkit_m\/inventory\/"},{"@type":"ListItem","position":3,"name":"PARKER D31FHE50C4VB0040 Valve Repair Quote"}]},{"@type":"WebSite","@id":"https:\/\/ncservo.com\/.wp-toolkit_m\/#website","url":"https:\/\/ncservo.com\/.wp-toolkit_m\/","name":"NC Servo Technology","description":"We Buy &amp; Repair Servo Valves","publisher":{"@id":"https:\/\/ncservo.com\/.wp-toolkit_m\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/ncservo.com\/.wp-toolkit_m\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/ncservo.com\/.wp-toolkit_m\/#organization","name":"NC Servo","url":"https:\/\/ncservo.com\/.wp-toolkit_m\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/ncservo.com\/.wp-toolkit_m\/#\/schema\/logo\/image\/","url":"","contentUrl":"","caption":"NC Servo"},"image":{"@id":"https:\/\/ncservo.com\/.wp-toolkit_m\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/NCServo\/","https:\/\/x.com\/NcServo"]}]}},"_links":{"self":[{"href":"https:\/\/ncservo.com\/.wp-toolkit_m\/wp-json\/wp\/v2\/product\/52747","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ncservo.com\/.wp-toolkit_m\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ncservo.com\/.wp-toolkit_m\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ncservo.com\/.wp-toolkit_m\/wp-json\/wp\/v2\/media\/57909"}],"wp:attachment":[{"href":"https:\/\/ncservo.com\/.wp-toolkit_m\/wp-json\/wp\/v2\/media?parent=52747"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ncservo.com\/.wp-toolkit_m\/wp-json\/wp\/v2\/product_brand?post=52747"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ncservo.com\/.wp-toolkit_m\/wp-json\/wp\/v2\/product_cat?post=52747"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ncservo.com\/.wp-toolkit_m\/wp-json\/wp\/v2\/product_tag?post=52747"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}