{"product_id":"machine-screws-flat-head-pin-in-phillips-18-8-stainless-steel-4-40-x-1-4_0404psfm","title":"#4-40 X 1\/4\" Tamper Resistant Machine Screws | Flat Head | Pin-In Phillips Drive | 18\/8 Stainless Steel (100\/Pkg.)","description":"\u003cdiv\u003e\n\u003cp\u003eFlat head machine screws engineered for robust, low-profile fastening in metal assemblies. Pin-in head technology with Phillips drive enables precise positioning and repeatable seating in industrial enclosures, cabinetry, and automotive trim.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eDimensions:\u003c\/b\u003e Length 0.25 inch\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFinish:\u003c\/b\u003e 18\/8 Stainless Steel (AISI 304)\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eDrive Type:\u003c\/b\u003e Phillips\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial Grade:\u003c\/b\u003e 304 Stainless Steel\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eThread Type:\u003c\/b\u003e 4-40 UNC\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003ePackaging:\u003c\/b\u003e 100 pieces per package\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003ePin-In Head:\u003c\/b\u003e Alignment aid and secure seating during installation, reducing misalignment in metal assemblies.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eFlat Head:\u003c\/b\u003e Flush, low-profile finish minimizes protrusion in enclosures and instrument panels.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eCorrosion Resistance:\u003c\/b\u003e 304 stainless steel provides durable performance in indoor and outdoor environments.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eLow-Profile Flush Head:\u003c\/b\u003e Enables clean assembly aesthetics and reduces snag hazards in tight spaces.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003ePhillips Drive Compatibility:\u003c\/b\u003e Widens tooling options for manual and automated assembly lines.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eMaterial Grade:\u003c\/b\u003e 304 stainless steel delivers good formability, strength, and long-term reliability in harsh conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eApplications:\u003c\/b\u003e Electronics enclosures, cabinetry, metal assemblies, appliances, automotive trim\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Mutual Screw","offers":[{"title":"Default Title","offer_id":50425247072535,"sku":"0404PSFM","price":39.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/0404PSFM_66578089-140a-426b-85ae-32145210450c.jpg?v=1747422576","url":"https:\/\/mutualscrew.com\/products\/machine-screws-flat-head-pin-in-phillips-18-8-stainless-steel-4-40-x-1-4_0404psfm","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}