{"product_id":"machine-screws-phil-truss-steel-zinc-plated-5-16-18-x-2-1-2_3140mptkc","title":"5\/16\"-18 X 2-1\/2\" Machine Screws | Truss Head | Phillips Drive | Steel Zinc Plated (500\/Pkg.)","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for secure, long-lasting fastening, these Machine Screws feature Phil Truss head geometry, zinc-plated steel construction, and a precise 5\/16-18 UNC thread—ideal for metal-to-metal and panel assemblies in machinery, electrical enclosures, and equipment applications.\u003c\/p\u003e \u003ch3\u003eProduct highlights\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eSize \u0026amp; thread:\u003c\/b\u003e 5\/16-18 UNC\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eLength:\u003c\/b\u003e 2 1\/2 in\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eHead style:\u003c\/b\u003e Phil Truss\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial \u0026amp; finish:\u003c\/b\u003e Steel with zinc plating for corrosion resistance\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive compatibility:\u003c\/b\u003e Designed for use with a compatible driver and nut or tapped hole\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003eWhy choose these machine screws\u003c\/h4\u003e\n\u003cp\u003eThese screws deliver high-strength performance and a secure hold across a range of fastening tasks. The zinc-plated finish provides excellent corrosion resistance, extending life in both indoor and protected outdoor environments. Perfect for fastening panels, brackets, and components in machinery, equipment, cabinets, and electrical enclosures.\u003c\/p\u003e \u003cp\u003eTip: For best results, ensure a matching nut or tapped hole is present and apply proper torque to prevent over-tightening.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":50345055781143,"sku":"3140MPTKC","price":182.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/3716MPTKC_d4e7b6b1-30a1-4789-9734-c94be73f5363.webp?v=1747152081","url":"https:\/\/mutualscrew.com\/products\/machine-screws-phil-truss-steel-zinc-plated-5-16-18-x-2-1-2_3140mptkc","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}