{"id":1215,"date":"2025-12-19T09:26:23","date_gmt":"2025-12-19T09:26:23","guid":{"rendered":"https:\/\/jpaerocom.co.uk\/news\/?p=1215"},"modified":"2025-12-19T09:29:40","modified_gmt":"2025-12-19T09:29:40","slug":"nas-fasteners-explained-nas-ms-as-standards-defence","status":"publish","type":"post","link":"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/","title":{"rendered":"<strong>NAS Fasteners Explained: How to Choose NAS, MS and AS Standards for Your Defence Project<\/strong>"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/jpaerocom.co.uk\/news\/wp-content\/uploads\/2025\/12\/iStock-1413169099-1-scaled.jpg\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"434\" src=\"https:\/\/jpaerocom.co.uk\/news\/wp-content\/uploads\/2025\/12\/iStock-1413169099-1-1024x434.jpg\" alt=\"NAS Fasteners - The fighter jets are taking off\" class=\"wp-image-1217\" srcset=\"https:\/\/jpaerocom.co.uk\/news\/wp-content\/uploads\/2025\/12\/iStock-1413169099-1-1024x434.jpg 1024w, https:\/\/jpaerocom.co.uk\/news\/wp-content\/uploads\/2025\/12\/iStock-1413169099-1-300x127.jpg 300w, https:\/\/jpaerocom.co.uk\/news\/wp-content\/uploads\/2025\/12\/iStock-1413169099-1-768x325.jpg 768w, https:\/\/jpaerocom.co.uk\/news\/wp-content\/uploads\/2025\/12\/iStock-1413169099-1-1536x651.jpg 1536w, https:\/\/jpaerocom.co.uk\/news\/wp-content\/uploads\/2025\/12\/iStock-1413169099-1-2048x867.jpg 2048w, https:\/\/jpaerocom.co.uk\/news\/wp-content\/uploads\/2025\/12\/iStock-1413169099-1-140x59.jpg 140w, https:\/\/jpaerocom.co.uk\/news\/wp-content\/uploads\/2025\/12\/iStock-1413169099-1-360x152.jpg 360w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>Selecting the right fastener specification is critical in defence and <strong>aerospace<\/strong> engineering. Whether you are sourcing <strong>NAS bolts<\/strong>, MS hardware or AS-series <strong>aerospace fasteners<\/strong>, each standard carries specific performance expectations, certification requirements and dimensional controls that directly affect the safety and reliability of your platform.<\/p>\n\n\n\n<p>This guide breaks down the differences between <strong>NAS fasteners<\/strong>, <strong>MS fasteners<\/strong> and <strong>AS fasteners<\/strong>, helping engineers, procurement teams and programme managers make informed choices.<\/p>\n\n\n\n<h2><strong>TL;DR<\/strong><\/h2>\n\n\n\n<p>NAS fasteners offer the highest precision and fatigue performance for aerospace and defence systems, MS fasteners support legacy military platforms, and AS fasteners provide modernised specifications for new-build projects. Choosing the right standard depends on load requirements, environment, certification needs and platform compatibility.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2><strong>Need Help Selecting the Right Specification?<\/strong><\/h2>\n\n\n\n<p><a href=\"https:\/\/jpaerocom.co.uk\/\">JP Aero<\/a> supplies fully certified NAS, MS and AS hardware with expert guidance for defence and aerospace programmes. <a href=\"https:\/\/jpaerocom.co.uk\/contact-us\/\">Get in touch<\/a> for technical support and dependable sourcing.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2><strong>Why Fastener Standards Matter in Defence and Aerospace<\/strong><\/h2>\n\n\n\n<p>Modern defence systems operate under extreme thermal, mechanical and environmental loads. The fastener <strong>products<\/strong> used across military aircraft, naval systems and weapons platforms must therefore meet standards far beyond those required in commercial engineering.<\/p>\n\n\n\n<p>For this reason, NAS, MS and AS specifications remain the global benchmarks for precision <strong>bolts<\/strong>, <strong>screws<\/strong>, nuts and <strong>rivets<\/strong> used in high-risk applications. Each standard defines:<\/p>\n\n\n\n<ul>\n<li>Material and mechanical requirements<br><\/li>\n\n\n\n<li>Dimensional tolerances<br><\/li>\n\n\n\n<li>Surface finish and coatings<br><\/li>\n\n\n\n<li>Heat treatment processes<br><\/li>\n\n\n\n<li>Testing and traceability levels<br><\/li>\n<\/ul>\n\n\n\n<p>Choosing the wrong specification can compromise structural integrity, introduce fatigue issues or lead to non-compliance with defence procurement frameworks.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1><strong>Understanding NAS Fasteners<\/strong><\/h1>\n\n\n\n<h2><strong>What Are NAS Fasteners?<\/strong><\/h2>\n\n\n\n<p>NAS (<strong>National Aerospace Standards<\/strong>) represent some of the most rigorously controlled hardware available. Originally developed for critical <strong>aerospace<\/strong> and defence platforms, NAS hardware offers superior dimensional accuracy, fatigue performance and long-term durability.<\/p>\n\n\n\n<p>NAS components include <strong>nas bolts<\/strong>, nuts, washers, high-strength <strong>aerospace bolts<\/strong>, precision <strong>nas screws<\/strong>, and specialist <strong>rivets<\/strong>.<\/p>\n\n\n\n<p>Common series include:<\/p>\n\n\n\n<ul>\n<li><strong>NAS624<\/strong> \u2013 High-strength, corrosion-resistant bolts widely used in aircraft structures<br><\/li>\n\n\n\n<li><strong>NAS6203<\/strong> \u2013 Bearings and related hardware engineered for rotational loads<br><\/li>\n\n\n\n<li><strong>NAS1306<\/strong> \u2013 Tension and shear rivets for structural aerospace assemblies<br><\/li>\n<\/ul>\n\n\n\n<p>These parts are not simply \u201chigh-spec\u201d equivalents of commercial hardware \u2014 they are engineered for mission-critical use.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2><strong>Why Choose NAS Fasteners for Defence?<\/strong><\/h2>\n\n\n\n<p>Defence programmes select NAS components when the engineering demands:<\/p>\n\n\n\n<ul>\n<li>Exceptional fatigue resistance<br><\/li>\n\n\n\n<li>High tensile properties<br><\/li>\n\n\n\n<li>Tight dimensional tolerances<br><\/li>\n\n\n\n<li>Repeatable performance over decades<br><\/li>\n\n\n\n<li>Compatibility with titanium, aluminium and composite structures<br><\/li>\n<\/ul>\n\n\n\n<p>NAS hardware is especially common in flight-critical locations on both crewed and unmanned <strong>aerospace<\/strong> platforms.<\/p>\n\n\n\n<p>Because NAS parts must be produced by approved <strong>manufacturers<\/strong> operating under strict process controls, they also offer an unmatched level of consistency and <strong>full traceability<\/strong>, essential in defence procurement.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1><strong>MS Fasteners: Legacy Military Standards Still Widely Used<\/strong><\/h1>\n\n\n\n<h2><strong>What Are MS Fasteners?<\/strong><\/h2>\n\n\n\n<p>MS (<a href=\"https:\/\/www.fastenerdata.co.uk\/military-fasteners\"><strong>Military Standard<\/strong><\/a>) hardware is one of the longest-standing ranges of defence-approved components. While some MS specifications have been superseded by AS standards, many <strong>ms parts<\/strong>, <strong>ms screws<\/strong>, nuts and bolts remain active, particularly in legacy aircraft support and overhaul programmes.<\/p>\n\n\n\n<p>MS fasteners are known for:<\/p>\n\n\n\n<ul>\n<li>Defined mechanical strength classes<br><\/li>\n\n\n\n<li>Controlled plating and corrosion-protection requirements<br><\/li>\n\n\n\n<li>Standardisation across NATO and allied supply chains<br><\/li>\n<\/ul>\n\n\n\n<p>Their long service history means they appear extensively in defence documentation and drawings.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2><strong>When Are MS Fasteners the Right Choice?<\/strong><\/h2>\n\n\n\n<p>MS-spec hardware remains essential where:<\/p>\n\n\n\n<ul>\n<li>Platform drawings explicitly reference MS codes<br><\/li>\n\n\n\n<li>Interchangeability with legacy hardware is required<br><\/li>\n\n\n\n<li>Defence maintenance teams rely on established part families<br><\/li>\n\n\n\n<li>Cost-effective alternatives to NAS fasteners are acceptable<br><\/li>\n<\/ul>\n\n\n\n<p>Although MS parts typically offer lower fatigue performance than NAS equivalents, they remain fully approved for many non-flight-critical military applications.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1><strong>AS Fasteners: The Modern Evolution of MS Standards<\/strong><\/h1>\n\n\n\n<h2><strong>What Are AS Fasteners?<\/strong><\/h2>\n\n\n\n<p>AS (<strong>Aerospace Standards<\/strong>) hardware was introduced to modernise and consolidate many legacy MS specifications. Administered through SAE International, AS standards update the material, dimensional and testing criteria to align with current <strong>aerospace<\/strong> engineering requirements.<\/p>\n\n\n\n<p>AS fasteners include:<\/p>\n\n\n\n<ul>\n<li>Bolts<br><\/li>\n\n\n\n<li>Nuts<br><\/li>\n\n\n\n<li>Washers<br><\/li>\n\n\n\n<li>Precision <strong>screws<\/strong><strong><br><\/strong><\/li>\n\n\n\n<li>Inserts and structural hardware<br><\/li>\n<\/ul>\n\n\n\n<p>AS parts also support digital documentation and modern quality-management frameworks, making them highly suitable for new-build defence systems.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2><strong>Why Choose AS Fasteners?<\/strong><\/h2>\n\n\n\n<p>AS-spec hardware is preferred when:<\/p>\n\n\n\n<ul>\n<li>You are designing new defence or aerospace systems<br><\/li>\n\n\n\n<li>Modern certification and documentation are required<br><\/li>\n\n\n\n<li>You want compatibility with advanced alloys and coatings<br><\/li>\n\n\n\n<li>You need predictable supply from approved manufacturers<br><\/li>\n<\/ul>\n\n\n\n<p>For many procurement teams, AS hardware represents the \u201cfuture-proof\u201d standard.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1><strong>How to Choose Between NAS, MS and AS Standards<\/strong><\/h1>\n\n\n\n<p>Selecting the right specification depends on:<\/p>\n\n\n\n<h3><strong>1. Platform Requirements<\/strong><\/h3>\n\n\n\n<p>New aerospace systems often prefer AS standards; high-fatigue areas favour NAS; legacy fleets typically maintain MS documentation.<\/p>\n\n\n\n<h3><strong>2. Mechanical and Environmental Conditions<\/strong><\/h3>\n\n\n\n<p>For heat- or vibration-intensive applications, NAS bolts or high-strength stainless steel bolts are common choices.<\/p>\n\n\n\n<h3><strong>3. Certification and Traceability Needs<\/strong><\/h3>\n\n\n\n<p>NAS and AS parts usually offer enhanced inspection routes and more robust documentation packages.<\/p>\n\n\n\n<h3><strong>4. Interchangeability<\/strong><\/h3>\n\n\n\n<p>If drawings call for NAS624, NAS6203, NAS1306 or equivalent legacy MS parts, maintaining the original specification avoids compliance issues.<\/p>\n\n\n\n<h3><strong>5. Material Compatibility<\/strong><\/h3>\n\n\n\n<p>Fastener and structural materials must work together \u2014 e.g. titanium structures often pair with NAS <strong>products<\/strong>.<\/p>\n\n\n\n<p>JP Aero supports defence engineers in selecting the right specification by analysing load requirements, materials, environmental exposure and lifecycle expectations.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1><strong>Why Work with a Specialist Fastener Supplier?<\/strong><\/h1>\n\n\n\n<p>Defence and aerospace programmes rely on suppliers who can provide:<\/p>\n\n\n\n<ul>\n<li>Certification to NAS, MS and AS standards<br><\/li>\n\n\n\n<li>Full traceability across every production step<br><\/li>\n\n\n\n<li>Approved materials (e.g. A286, titanium, Inconel, stainless steel)<br><\/li>\n\n\n\n<li>Reliable supply from audited manufacturers<br><\/li>\n\n\n\n<li>Technical support for specification selection<br><\/li>\n\n\n\n<li>Consistency across global sourcing programmes<br><\/li>\n<\/ul>\n\n\n\n<p>JP Aero delivers compliant, fully certified hardware across a wide range of NAS <strong>bolts<\/strong>, AS fasteners, MS components and specialist aerospace <strong>products<\/strong>, supporting MRO, upgrades and new-build defence platforms.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1><strong>Conclusion<\/strong><\/h1>\n\n\n\n<p>NAS, MS and AS standards each play a distinct role in defence and <strong>aerospace fasteners<\/strong> procurement. Whether you are working on a new defence aircraft, a naval system, a surveillance platform or a land-based military programme, choosing the correct specification ensures safety, compliance and long-term reliability.<\/p>\n\n\n\n<p>If you need guidance on selecting the right fastener series for your engineering requirements, JP Aero can help you identify the most appropriate solution with full certification and dependable supply.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2><strong>Speak to Our Aerospace &amp; Defence Fastener Experts<\/strong><\/h2>\n\n\n\n<p>For NAS, MS or AS hardware \u2014 including <strong>nas bolts<\/strong>, <strong>stainless steel bolts<\/strong>, <strong>ms screws<\/strong>, <strong>nas screws<\/strong> and specialist aerospace fastener <strong>products<\/strong> \u2014 <a href=\"https:\/\/jpaerocom.co.uk\/contact-us\/\">speak to the JP Aero team<\/a>. We provide technical support, certified supply routes and trusted delivery for defence and aerospace programmes worldwide.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Selecting the right fastener specification is critical in defence and aerospace engineering. Whether you are sourcing NAS bolts, MS hardware or AS-series aerospace fasteners, each standard carries specific performance expectations, certification requirements and dimensional controls that directly affect the safety and reliability of your platform. This guide breaks down the differences between NAS fasteners, MS fasteners and AS fasteners, helping engineers, procurement teams and programme managers make informed choices. TL;DR NAS fasteners offer the highest precision and fatigue performance for aerospace and defence systems, MS fasteners support legacy military platforms, and AS fasteners provide modernised specifications for new-build projects. Choosing the right standard depends on load requirements, environment, certification needs and platform compatibility. Need Help Selecting the Right Specification? JP<\/p>\n<div class=\"view-full-post\"><a href=\"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/\" class=\"btn btn-default view-full-post-btn\">Read more &#8230;<\/a><\/div>\n","protected":false},"author":1,"featured_media":1216,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>NAS Fasteners Explained | JP Aero<\/title>\n<meta name=\"description\" content=\"Discover how NAS fasteners compare to MS and AS standards, and learn how to choose the right aerospace-grade hardware for defence projects.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NAS Fasteners Explained | JP Aero\" \/>\n<meta property=\"og:description\" content=\"Discover how NAS fasteners compare to MS and AS standards, and learn how to choose the right aerospace-grade hardware for defence projects.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/\" \/>\n<meta property=\"og:site_name\" content=\"J.P. Aero-Com Limited\" \/>\n<meta property=\"article:published_time\" content=\"2025-12-19T09:26:23+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-12-19T09:29:40+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/jpaerocom.co.uk\/news\/wp-content\/uploads\/2025\/12\/iStock-1413169099-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1084\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"JPAero\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"JPAero\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/\",\"url\":\"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/\",\"name\":\"NAS Fasteners Explained | JP Aero\",\"isPartOf\":{\"@id\":\"https:\/\/jpaerocom.co.uk\/news\/#website\"},\"datePublished\":\"2025-12-19T09:26:23+00:00\",\"dateModified\":\"2025-12-19T09:29:40+00:00\",\"author\":{\"@id\":\"https:\/\/jpaerocom.co.uk\/news\/#\/schema\/person\/2aa994c6666f86255206b3e637fd67e1\"},\"description\":\"Discover how NAS fasteners compare to MS and AS standards, and learn how to choose the right aerospace-grade hardware for defence projects.\",\"breadcrumb\":{\"@id\":\"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/#breadcrumb\"},\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/jpaerocom.co.uk\/news\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"NAS Fasteners Explained: How to Choose NAS, MS and AS Standards for Your Defence Project\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/jpaerocom.co.uk\/news\/#website\",\"url\":\"https:\/\/jpaerocom.co.uk\/news\/\",\"name\":\"J.P. Aero-Com Limited\",\"description\":\"Mission Critical Fasteners\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/jpaerocom.co.uk\/news\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-GB\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/jpaerocom.co.uk\/news\/#\/schema\/person\/2aa994c6666f86255206b3e637fd67e1\",\"name\":\"JPAero\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-GB\",\"@id\":\"https:\/\/jpaerocom.co.uk\/news\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/38d18147f7e8c403102255cce09201ba?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/38d18147f7e8c403102255cce09201ba?s=96&d=mm&r=g\",\"caption\":\"JPAero\"},\"url\":\"https:\/\/jpaerocom.co.uk\/news\/author\/blaze-dev\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"NAS Fasteners Explained | JP Aero","description":"Discover how NAS fasteners compare to MS and AS standards, and learn how to choose the right aerospace-grade hardware for defence projects.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/","og_locale":"en_GB","og_type":"article","og_title":"NAS Fasteners Explained | JP Aero","og_description":"Discover how NAS fasteners compare to MS and AS standards, and learn how to choose the right aerospace-grade hardware for defence projects.","og_url":"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/","og_site_name":"J.P. Aero-Com Limited","article_published_time":"2025-12-19T09:26:23+00:00","article_modified_time":"2025-12-19T09:29:40+00:00","og_image":[{"width":2560,"height":1084,"url":"https:\/\/jpaerocom.co.uk\/news\/wp-content\/uploads\/2025\/12\/iStock-1413169099-scaled.jpg","type":"image\/jpeg"}],"author":"JPAero","twitter_misc":{"Written by":"JPAero","Estimated reading time":"5 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/","url":"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/","name":"NAS Fasteners Explained | JP Aero","isPartOf":{"@id":"https:\/\/jpaerocom.co.uk\/news\/#website"},"datePublished":"2025-12-19T09:26:23+00:00","dateModified":"2025-12-19T09:29:40+00:00","author":{"@id":"https:\/\/jpaerocom.co.uk\/news\/#\/schema\/person\/2aa994c6666f86255206b3e637fd67e1"},"description":"Discover how NAS fasteners compare to MS and AS standards, and learn how to choose the right aerospace-grade hardware for defence projects.","breadcrumb":{"@id":"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/#breadcrumb"},"inLanguage":"en-GB","potentialAction":[{"@type":"ReadAction","target":["https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/jpaerocom.co.uk\/news\/nas-fasteners-explained-nas-ms-as-standards-defence\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/jpaerocom.co.uk\/news\/"},{"@type":"ListItem","position":2,"name":"NAS Fasteners Explained: How to Choose NAS, MS and AS Standards for Your Defence Project"}]},{"@type":"WebSite","@id":"https:\/\/jpaerocom.co.uk\/news\/#website","url":"https:\/\/jpaerocom.co.uk\/news\/","name":"J.P. Aero-Com Limited","description":"Mission Critical Fasteners","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/jpaerocom.co.uk\/news\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-GB"},{"@type":"Person","@id":"https:\/\/jpaerocom.co.uk\/news\/#\/schema\/person\/2aa994c6666f86255206b3e637fd67e1","name":"JPAero","image":{"@type":"ImageObject","inLanguage":"en-GB","@id":"https:\/\/jpaerocom.co.uk\/news\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/38d18147f7e8c403102255cce09201ba?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/38d18147f7e8c403102255cce09201ba?s=96&d=mm&r=g","caption":"JPAero"},"url":"https:\/\/jpaerocom.co.uk\/news\/author\/blaze-dev\/"}]}},"jetpack_featured_media_url":"https:\/\/jpaerocom.co.uk\/news\/wp-content\/uploads\/2025\/12\/iStock-1413169099-scaled.jpg","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p5V9kY-jB","_links":{"self":[{"href":"https:\/\/jpaerocom.co.uk\/news\/wp-json\/wp\/v2\/posts\/1215"}],"collection":[{"href":"https:\/\/jpaerocom.co.uk\/news\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jpaerocom.co.uk\/news\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jpaerocom.co.uk\/news\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jpaerocom.co.uk\/news\/wp-json\/wp\/v2\/comments?post=1215"}],"version-history":[{"count":2,"href":"https:\/\/jpaerocom.co.uk\/news\/wp-json\/wp\/v2\/posts\/1215\/revisions"}],"predecessor-version":[{"id":1219,"href":"https:\/\/jpaerocom.co.uk\/news\/wp-json\/wp\/v2\/posts\/1215\/revisions\/1219"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jpaerocom.co.uk\/news\/wp-json\/wp\/v2\/media\/1216"}],"wp:attachment":[{"href":"https:\/\/jpaerocom.co.uk\/news\/wp-json\/wp\/v2\/media?parent=1215"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jpaerocom.co.uk\/news\/wp-json\/wp\/v2\/categories?post=1215"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jpaerocom.co.uk\/news\/wp-json\/wp\/v2\/tags?post=1215"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}