{"product_id":"m8-16mm-socket-countersunk-barrel-nut-a4-stainless-steel","title":"M8 × 16mm Socket Countersunk Barrel Nut \/ Sleeve Nut – A4 Stainless Steel","description":"\u003ch2\u003e\n\u003cstrong\u003eCorrosion Resistant Barrel Nuts\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp\u003eM8 × 16mm socket countersunk Barrel Nut in A4 stainless steel that offers high corrosion resistance making them ideal for both internal and external applications. \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eDesigned to deliver accurate alignment and a low-profile flush aesthetic finish when paired with the correct machine screw. \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eCombined with a hex drive for easy installation with an Allen key or hex wrench which allows for high torque. \u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eUsed in many applications including furniture manufacturing, joinery, cabinetry, architectural fittings, and structural panel assemblies.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eManufactured with an internal thread allowing a strong and secure joint and used by professionals and DIY enthusiasts alike.\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003cstrong\u003eBarrel Nut Specifications:\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThread diameter\u003cstrong\u003e (TD): \u003c\/strong\u003eM8 - 8mm\u003c\/li\u003e\n\u003cli\u003eDiameter\u003cstrong\u003e (D): \u003c\/strong\u003e11mm\u003c\/li\u003e\n\u003cli\u003eHead height\u003cstrong\u003e (HH): \u003c\/strong\u003e2.8mm\u003c\/li\u003e\n\u003cli\u003eHead diameter \u003cstrong\u003e(HD): \u003c\/strong\u003e16mm\u003c\/li\u003e\n\u003cli\u003eLength \u003cstrong\u003e(L): \u003c\/strong\u003e16mm\u003c\/li\u003e\n\u003cli\u003eThread Length\u003cstrong\u003e (TL): \u003c\/strong\u003e9mm\u003c\/li\u003e\n\u003cli\u003eHexagon Drive: 5mm\u003c\/li\u003e\n\u003cli\u003eMaterial: A4 Stainless Steel - high corrosion resistance\u003c\/li\u003e\n\u003cli\u003ePitch: 1.25mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePart of a selection of \u003ca href=\"https:\/\/www.fusionfixings.co.uk\/collections\/sleeve-barrel-nuts\" target=\"_blank\" rel=\"noopener\"\u003eBarrel Nuts\u003c\/a\u003e now available from Fusion Fixings.\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003cstrong\u003eFAQs about countersunk barrel nuts\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is a socket countersunk barrel nut and how does it work?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eA socket countersunk barrel nut is a female threaded fastener (internal thread) with a countersunk head that sits flush with the material. It pairs with a bolt or machine screw to clamp two components tightly together.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are barrel nuts used for in joinery and furniture assembly?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThey are used where strong, hidden fixings are needed, such as bed frames, cabinets, metal-to-wood joints, and architectural fittings.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the benefit of the countersunk head on a barrel nut?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eIt allows the nut to sit flush with the surface, giving a clean finish while preventing snagging and improving aesthetics.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat length barrel nut do I need for furniture fixings?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eChoose a length that matches the thickness of the material you're joining. A flush or near-flush fit is ideal for maximum strength.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan these barrel nuts be used outside?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eYes, A4 stainless steel barrel nuts off high corrosion resistance can be used outside, and in harsh salt water environments.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy choose a hex drive over a slotted drive on a barrel nut?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eSocket drives allow higher torque, are less likely to strip, and provide a more secure fitting which is ideal for heavier structures.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan socket countersunk barrel nuts be used for metal-to-wood fixings?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eYes. They are commonly used to join steel brackets to timber beams, furniture frames, and structural wooden assemblies.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre barrel nuts reusable?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eYes, but like many fixings, it’s provided the threads aren’t damaged.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan barrel nuts be used in hardwoods like oak or walnut?\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eYes, but pre-drilling is essential. Hardwoods require accurate drilling to avoid splitting and ensure the nut aligns correctly.\u003c\/p\u003e","brand":"Fusion Fixings","offers":[{"title":"Qty Price Break - 1","offer_id":56427565318527,"sku":"SKTCSKBN-MA4-0816","price":1.84,"currency_code":"GBP","in_stock":true},{"title":"Qty Price Break - 10","offer_id":56427565547903,"sku":"SKTCSKBN-MA4-0816","price":1.62,"currency_code":"GBP","in_stock":true},{"title":"Qty Price Break - 25","offer_id":56427565744511,"sku":"SKTCSKBN-MA4-0816","price":1.4,"currency_code":"GBP","in_stock":true},{"title":"Qty Price Break - 100","offer_id":56427566236031,"sku":"SKTCSKBN-MA4-0816","price":1.28,"currency_code":"GBP","in_stock":true},{"title":"Qty Price Break - 500","offer_id":56427566465407,"sku":"SKTCSKBN-MA4-0816","price":1.23,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0581\/6090\/6293\/files\/Metric-A2-Barrel-Nuts.jpg?v=1697895585","url":"https:\/\/www.fusionfixings.co.uk\/products\/m8-16mm-socket-countersunk-barrel-nut-a4-stainless-steel","provider":"Fusion Fixings","version":"1.0","type":"link"}