{"product_id":"ms21042l5","title":"MS21042L5  -  Nut","description":"\u003cp data-start=\"0\" data-end=\"394\"\u003ePart number \u003cstrong data-start=\"30\" data-end=\"43\"\u003eMS21042L5\u003c\/strong\u003e is a military-standard all-metal self-locking flanged hex nut designed for lightweight, high-reliability fastening applications in aerospace and vibration-intensive environments. The integral flange distributes clamp load over a larger surface area, reducing the need for a separate washer while improving joint stability and resistance to loosening.\u003c\/p\u003e\n\u003cp data-start=\"396\" data-end=\"701\"\u003eThe prevailing-torque locking feature provides secure thread retention under vibration, shock, and repeated operational cycling. This style of nut is commonly used in aircraft structures, engine assemblies, avionics equipment, and other critical fastening systems requiring dependable locking performance.\u003c\/p\u003e\n\u003cp data-start=\"703\" data-end=\"719\"\u003e\u003cstrong data-start=\"703\" data-end=\"717\"\u003eDimensions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"720\" data-end=\"835\"\u003e\n\u003cli data-section-id=\"mbcywj\" data-start=\"720\" data-end=\"764\"\u003e\n\u003cstrong data-start=\"722\" data-end=\"754\"\u003eInside Diameter (Thread ID):\u003c\/strong\u003e 6.99 mm\u003c\/li\u003e\n\u003cli data-section-id=\"qeyx8s\" data-start=\"765\" data-end=\"811\"\u003e\n\u003cstrong data-start=\"767\" data-end=\"800\"\u003eOutside Diameter (Flange OD):\u003c\/strong\u003e 11.78 mm\u003c\/li\u003e\n\u003cli data-section-id=\"kaopdm\" data-start=\"812\" data-end=\"835\"\u003e\n\u003cstrong data-start=\"814\" data-end=\"825\"\u003eHeight:\u003c\/strong\u003e 5.59 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"837\" data-end=\"856\"\u003e\u003cstrong data-start=\"837\" data-end=\"854\"\u003eConfiguration\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"857\" data-end=\"1469\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"ggncax\" data-start=\"857\" data-end=\"899\"\u003e\n\u003cstrong data-start=\"859\" data-end=\"868\"\u003eType:\u003c\/strong\u003e Self-locking flanged hex nut\u003c\/li\u003e\n\u003cli data-section-id=\"vku3j4\" data-start=\"900\" data-end=\"948\"\u003e\n\u003cstrong data-start=\"902\" data-end=\"915\"\u003eStandard:\u003c\/strong\u003e MS21042 military specification\u003c\/li\u003e\n\u003cli data-section-id=\"ylx0fy\" data-start=\"949\" data-end=\"993\"\u003e\n\u003cstrong data-start=\"951\" data-end=\"962\"\u003eSeries:\u003c\/strong\u003e L5 lightweight configuration\u003c\/li\u003e\n\u003cli data-section-id=\"1h2gt7r\" data-start=\"994\" data-end=\"1039\"\u003e\n\u003cstrong data-start=\"996\" data-end=\"1013\"\u003eThread Style:\u003c\/strong\u003e Internal machine thread\u003c\/li\u003e\n\u003cli data-section-id=\"17zhqqc\" data-start=\"1040\" data-end=\"1098\"\u003e\n\u003cstrong data-start=\"1042\" data-end=\"1061\"\u003eLocking Method:\u003c\/strong\u003e All-metal prevailing torque design\u003c\/li\u003e\n\u003cli data-section-id=\"15v0xr7\" data-start=\"1099\" data-end=\"1165\"\u003e\n\u003cstrong data-start=\"1101\" data-end=\"1114\"\u003eMaterial:\u003c\/strong\u003e Alloy steel \/ aerospace-grade metal construction\u003c\/li\u003e\n\u003cli data-section-id=\"1scw1yp\" data-start=\"1166\" data-end=\"1225\"\u003e\n\u003cstrong data-start=\"1168\" data-end=\"1179\"\u003eFinish:\u003c\/strong\u003e Dark corrosion-resistant protective coating\u003c\/li\u003e\n\u003cli data-section-id=\"abnnoy\" data-start=\"1226\" data-end=\"1333\"\u003e\n\u003cstrong data-start=\"1228\" data-end=\"1241\"\u003eFeatures:\u003c\/strong\u003e Integral washer flange, vibration resistant, lightweight profile, reusable locking action\u003c\/li\u003e\n\u003cli data-section-id=\"8qdzqj\" data-start=\"1334\" data-end=\"1469\" data-is-last-node=\"\"\u003e\n\u003cstrong data-start=\"1336\" data-end=\"1353\"\u003eApplications:\u003c\/strong\u003e Aircraft structures, aerospace hardware, avionics mounting, engine systems, and high-strength mechanical assemblies\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Zenith Aviation","offers":[{"title":"Default Title","offer_id":53172652278124,"sku":"MS21042L5","price":1.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0529\/3788\/3813\/files\/IMG_5494.jpg?v=1778183526","url":"https:\/\/shop.zenithaviation.com\/products\/ms21042l5","provider":"Zenith Aviation","version":"1.0","type":"link"}