{"id":52069,"date":"2025-06-16T19:58:00","date_gmt":"2025-06-16T19:58:00","guid":{"rendered":"https:\/\/ncservo.com\/?post_type=product&#038;p=52069"},"modified":"2026-03-31T18:56:18","modified_gmt":"2026-03-31T18:56:18","slug":"moog-77-1xx","status":"publish","type":"product","link":"https:\/\/ncservo.com\/.wp-toolkit_m\/product\/moog-77-1xx\/","title":{"rendered":"MOOG 77-1XX"},"content":{"rendered":"<div id=\"wb-overview\" class=\"wordbank-container\">\n<h2>Key Details<\/h2>\n<p>At NC Servo Tech, our shop is equipped to service the MOOG 77-1XX. We use a consistent process to restore each unit to working condition.<\/p>\n<\/div>\n<div id=\"wb-what-we-do\" class=\"wordbank-container\">\n<h2>Repair Procedure<\/h2>\n<p>Each MOOG 77-1XX 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\">How do I know if my unit is worth repairing versus replacing?<\/button><\/h3>\n<div id=\"faq-content-0\" class=\"faq-content\">\n<p>If the main housing or board is intact, repair is usually the better option. We can restore most units to working condition with tested parts.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-1\">Is it okay to send a dirty or used unit?<\/button><\/h3>\n<div id=\"faq-content-1\" 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-2\">Can I request rush service on a repair?<\/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\">Is there a warranty on repairs?<\/button><\/h3>\n<div id=\"faq-content-3\" class=\"faq-content\">\n<p>Yes. Our repairs include a one-year warranty covering parts and labor.<\/p>\n<\/div><\/div>\n<div class=\"faq-item\">\n<h3><button aria-expanded=\"true\" aria-controls=\"faq-content-4\">What if the model number is missing or unreadable&#8212;can you still service the unit?<\/button><\/h3>\n<div id=\"faq-content-4\" class=\"faq-content\">\n<p>Even if the tag is worn off, we can often match the unit based on shape, size, and internal configuration.<\/p>\n<\/div><\/div>\n<\/p><\/div>\n<\/div>\n<div id=\"wb-why-us\" class=\"wordbank-container\">\n<h2>Independent Repair Facility<\/h2>\n<p>Unlike OEM shops, we use our own inventory to handle most rebuilds. That cuts down on lead time and gets your unit back faster.<\/p>\n<p>Specializing in MOOG 77-1XX 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>Our team disassembles each valve to assess internal wear. After ultrasonic cleaning, we install replacements and reassemble and verify operation.<\/p>\n<ul>\n<li>Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.<\/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<li>Final Performance Verification: After reassembly, each valve undergoes bench-testing against published performance specs.<\/li>\n<\/ul>\n<\/div>\n<div id=\"wb-testing\" class=\"wordbank-container\">\n<h2>Leak and Performance Testing<\/h2>\n<p>With our 13-stand test facility 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 functional testing verifies consistent performance.<\/p>\n<\/div>\n<div id=\"wb-industry-focus\" class=\"wordbank-container new-dynamic-section\">\n<h2>Where the MOOG 77-1XX Is Used<\/h2>\n<p>Our professional repair services for the MOOG 77-1XX are trusted across various sectors including Manufacturing, Paper &#038; Pulp, and Automotive. 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 maintenance, we offer specialized reconditioning for your MOOG 77-1XX unit. Our disassembly process includes spool evaluation and reassembly to spec, using only replacement replacement components.<\/p>\n<\/div>\n<div id=\"wb-logistics-support\" class=\"wordbank-container new-dynamic-section\">\n<h2>Lead Times and Support<\/h2>\n<p>As a focused repair facility for MOOG 77-1XX services, NC Servo Tech targets quick resolution with typical lead times of 2 to 3 weeks. Benefit from our direct access to our technicians to keep your systems running smoothly.<\/p>\n<\/div>\n<div id=\"wb-product-data\" class=\"wordbank-container new-dynamic-section\">\n<h2>Technical Information<\/h2>\n<p>For detailed insights into your MOOG 77-1XX, we can provide access to reports and repair records. This transparency offers you compliance assurance 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>Keep hydraulic fluid clean and at proper levels for consistent valve operation.<\/li>\n<li>Schedule preventive maintenance intervals based on duty cycle, not just calendar time.<\/li>\n<\/ul>\n<\/div>\n<div id=\"wb-cta\" class=\"wordbank-container\">\n<div class=\"cta-section\">\n<h2>Let Us Repair Your MOOG 77-1XX<\/h2>\n<p>Request pricing, availability, and turnaround for your MOOG 77-1XX. NC Servo Tech provides warrantied 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\/moog\/\" class=\"button brand-button\">View All MOOG Products<\/a> <a href=\"https:\/\/ncservo.com\/.wp-toolkit_m\/brand\/moog\/\" class=\"button inventory-button\">Shop MOOG Inventory<\/a><\/div>\n<\/div>\n<\/div>\n<div class=\"disclaimer-section\">\n<p class=\"disclaimer\"><strong>NC Servo Tech<\/strong> is an independent third-party repair facility. We are not affiliated with, endorsed by, sponsored by, or authorized by MOOG or any original equipment manufacturer (OEM), nor do we claim to be a MOOG 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 MOOG 77-1XX 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":58052,"template":"","meta":[],"product_brand":[494],"product_cat":[139],"product_tag":[152],"class_list":{"0":"post-52069","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-moog","7":"product_cat-moog","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>MOOG 77-1XX Valve Repair &amp; Rebuild<\/title>\n<meta name=\"description\" content=\"Hydraulic valve repair: Warrantied, expert service for your MOOG 77-1XX. Teardown and bench testing included. 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