{"product_id":"machine-screws-phil-undercut-flat-18-8-stainless-black-oxide-4-40-x-7-16_0407mpu188bkc","title":"#4-40 X 7\/16\" Machine Screws | Undercut Flat Head | Phillips Drive | 18\/8 Stainless Steel Black Oxide (7000\/Pkg.)","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cb\u003eMachine Screws Phil Undercut Flat 18\/8 Stainless Black Oxide 4-40 x 7\/16\u003c\/b\u003e are precision fasteners designed for reliable, corrosion-resistant joining in metal assemblies. With a flat head and Phillips drive, these screws provide a clean, flush finish in enclosures, panels, and machinery.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eThread size:\u003c\/b\u003e 4-40\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eLength:\u003c\/b\u003e 7\/16 in\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eHead style:\u003c\/b\u003e Phil Undercut Flat\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive type:\u003c\/b\u003e Phillips\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e 18\/8 stainless steel\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFinish:\u003c\/b\u003e Black oxide\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose these screws\u003c\/h3\u003e\n\u003cp\u003eManufactured from 18\/8 stainless steel for dependable corrosion resistance and strength in a variety of environments. The black oxide finish provides a low-gloss appearance that blends with dark hardware, while maintaining the performance of stainless steel in typical indoor applications.\u003c\/p\u003e \u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eEnclosures, control panels, and electrical housings\u003c\/li\u003e \u003cli\u003eMachinery assemblies and equipment panels\u003c\/li\u003e \u003cli\u003eAny project requiring a flush, low-profile screw with a Phillips drive\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and care\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUse a compatible Phillips screwdriver for even seating and to prevent head stripping.\u003c\/li\u003e \u003cli\u003eEnsure you have a correctly tapped or pre-drilled 4-40 threaded hole for proper engagement.\u003c\/li\u003e \u003cli\u003eWipe with a dry cloth after use to remove oils; avoid prolonged exposure to moisture beyond normal indoor use to preserve the finish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":50345096511767,"sku":"0407MPU188BKC","price":239.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/1408MPU188BKC_a38a00aa-bec5-49c9-a58a-0653774b72bd.webp?v=1747422763","url":"https:\/\/mutualscrew.com\/products\/machine-screws-phil-undercut-flat-18-8-stainless-black-oxide-4-40-x-7-16_0407mpu188bkc","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}