{"id":50359,"date":"2025-06-16T19:36:00","date_gmt":"2025-06-16T19:36:00","guid":{"rendered":"https:\/\/ncservo.com\/?post_type=product&#038;p=50359"},"modified":"2026-03-31T15:21:09","modified_gmt":"2026-03-31T15:21:09","slug":"rexroth-4weg20andl5as252","status":"publish","type":"product","link":"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/rexroth-4weg20andl5as252\/","title":{"rendered":"REXROTH 4WEG20\/ANDL\/5AS252"},"content":{"rendered":"<div id=\"wb-overview\" class=\"wordbank-container\">\n<h2>About This Unit<\/h2>\n<p>At NC Servo, our shop is equipped to service the REXROTH 4WEG20\/ANDL\/5AS252. We use a consistent process to restore each unit to working condition.<\/p>\n<\/div>\n<div id=\"wb-why-us\" class=\"wordbank-container\">\n<h2>Experience and Warranty<\/h2>\n<p>As a specialized repair facility, we have dedicated test equipment that general-purpose shops don&#8217;t. That means your REXROTH 4WEG20\/ANDL\/5AS252 gets serviced by people who work on these units regularly.<\/p>\n<p>One-year warranty on all REXROTH 4WEG20\/ANDL\/5AS252 valve repairs<\/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\">What&#8217;s the lead time on refurbishment?<\/button><\/h3>\n<div id=\"faq-content-0\" 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-1\">Do you back your repairs with a warranty?<\/button><\/h3>\n<div id=\"faq-content-1\" class=\"faq-content\">\n<p>Yes, a 12-month warranty on parts and labor is standard on all repairs. Details are provided with your service report.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-2\">Do you offer expedited repair services?<\/button><\/h3>\n<div id=\"faq-content-2\" class=\"faq-content\">\n<p>Yes, rush service is available for an additional fee. Let us know your deadline when you submit your request.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-3\">Do you require the unit to be cleaned before shipping?<\/button><\/h3>\n<div id=\"faq-content-3\" class=\"faq-content\">\n<p>You can send it as-is. We handle all cleaning and preparation as part of our standard process.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-4\">Can you tell me what caused the failure?<\/button><\/h3>\n<div id=\"faq-content-4\" class=\"faq-content\">\n<p>Yes. Every unit goes through diagnostic testing and we provide an assessment before moving forward.<\/p>\n<\/div><\/div>\n<\/p><\/div>\n<\/div>\n<div id=\"wb-process\" class=\"wordbank-container\">\n<h2>Repair Process<\/h2>\n<p>Every REXROTH 4WEG20\/ANDL\/5AS252 gets a controlled teardown on our bench. We document condition, replace what&#8217;s needed, and reassemble to proper operating condition.<\/p>\n<ul>\n<li>Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.<\/li>\n<li>Cleaning: Units go through a mineral bath, with ultrasonic cleaning used for delicate internals.<\/li>\n<li>Complete Disassembly: The unit is disassembled and all parts are laid out for individual inspection.<\/li>\n<li>Leak and Pressure Testing: The reassembled unit is leak-tested and pressure-tested to verify it meets published specs.<\/li>\n<\/ul>\n<\/div>\n<div id=\"wb-testing\" class=\"wordbank-container\">\n<h2>Hydraulic Testing Process<\/h2>\n<p>With over a dozen dedicated flow test stands and a Hagenbush proportional valve system, we verify flow curves, hysteresis, frequency response, and more. Performance reports and graphs are available for purchase on request. Our pre-shipment testing verifies proper functionality.<\/p>\n<\/div>\n<div id=\"wb-industry-focus\" class=\"wordbank-container new-dynamic-section\">\n<h2>Where the REXROTH 4WEG20\/ANDL\/5AS252 Is Used<\/h2>\n<p>Our reliable repair services for the REXROTH 4WEG20\/ANDL\/5AS252 are trusted across various sectors including Plastics &#038; Injection Molding, Aerospace, and Industrial Machinery. We understand the unique demands of valves in these environments.<\/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 sales, we offer specialized reconditioning for your REXROTH 4WEG20\/ANDL\/5AS252 unit. Our teardown process includes flow verification and mineral bath cleaning, using only replacement replacement components.<\/p>\n<\/div>\n<div id=\"wb-inventory\" class=\"wordbank-container new-dynamic-section\">\n<h2>Parts and Inventory<\/h2>\n<p>With an extensive stock of 17,000+ valves, 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-tips\" class=\"wordbank-container\">\n<h2>Maintenance Tips<\/h2>\n<ul>\n<li>Keep hydraulic fluid clean and at proper levels for consistent valve operation.<\/li>\n<li>Conduct thorough visual inspections for wear or leaks during routine maintenance.<\/li>\n<li>Check valve alignment carefully to prevent undue stress on internal components.<\/li>\n<\/ul>\n<\/div>\n<div id=\"wb-cta\" class=\"wordbank-container\">\n<div class=\"cta-section\">\n<h2>Need Your REXROTH 4WEG20\/ANDL\/5AS252 Back Online?<\/h2>\n<p>Request pricing, availability, and turnaround for your REXROTH 4WEG20\/ANDL\/5AS252. NC Servo provides experienced repair with a 1-year warranty. Contact us to start 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\/rexroth\/\" class=\"button brand-button\">View All REXROTH Products<\/a> <a href=\"https:\/\/ncservo.com\/.wp-toolkit_m\/brand\/rexroth\/\" class=\"button inventory-button\">Shop REXROTH Inventory<\/a><\/div>\n<\/div>\n<\/div>\n<div class=\"disclaimer-section\">\n<p class=\"disclaimer\"><strong>NC Servo<\/strong> is an independent third-party repair facility. We are not affiliated with, endorsed by, sponsored by, or authorized by REXROTH or any original equipment manufacturer (OEM), nor do we claim to be a REXROTH 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>Trusted Maintenance for your REXROTH 4WEG20\/ANDL\/5AS252. We offer high-quality solutions. Get a quote!<\/p>\n<\/div>\n","protected":false},"featured_media":57941,"template":"","meta":[],"product_brand":[562],"product_cat":[156],"product_tag":[152],"class_list":{"0":"post-50359","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-rexroth","7":"product_cat-rexroth","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>REXROTH 4WEG20\/ANDL\/5AS252 Valve Diagnostics | NC Servo<\/title>\n<meta name=\"description\" content=\"Need tested, documented servo valve repair for your REXROTH 4WEG20\/ANDL\/5AS252. 17,000+ valves in stock for fast turnaround. 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