{"title":"GB9074.4-1988 Phillips Pan Head SEMS Screws","description":"\u003ch1\u003eGB9074.4-1988 Phillips Pan Head SEMS Screws\u003c\/h1\u003e\n\n\u003cp\u003eFULLERKREG supplies GB9074.4-1988 Phillips pan head SEMS screws (cross-recessed pan head combination screws) across four material and finish grades. Each assembly permanently captivates a flat washer (GB9074.24) and a spring washer (GB9074.26) on the screw shank, eliminating loose washer handling and accelerating assembly. Select your required material and strength grade below.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eGB9074.4 Phillips Pan Head SEMS Screws – Series Overview\u003c\/h2\u003e\n\n\u003cp\u003e\u003ca href=\"\/collections\/gb9074-4-1988-phillips-pan-head-sems-screws-steel-4-8-bright-zinc-plated\"\u003e\u003cstrong\u003eGB9074.4-1988 Phillips Pan Head SEMS Screws – Steel (4.8) – Bright Zinc Plated\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\nLow Carbon Steel A3  ·  Bright Zinc Plated  ·  Class 4.8  ·  M3–M8  ·  General-purpose panel fastening\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"\/collections\/gb9074-4-1988-phillips-pan-head-sems-screws-alloy-steel-8-8-zinc-cr3\"\u003e\u003cstrong\u003eGB9074.4-1988 Phillips Pan Head SEMS Screws – Alloy Steel (8.8) – Zinc Cr3\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\nAlloy Steel 10B21  ·  Zinc Cr3 (Trivalent Chromate)  ·  Class 8.8  ·  M3–M8  ·  High-strength structural fastening\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"\/collections\/gb9074-4-1988-phillips-pan-head-sems-screws-stainless-steel-a2\"\u003e\u003cstrong\u003eGB9074.4-1988 Phillips Pan Head SEMS Screws – Stainless Steel (A2)\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\nStainless Steel A2 (SUS304)  ·  Bright Pickled \u0026amp; Passivated  ·  A2-70  ·  M3–M8  ·  Corrosion-resistant general applications\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"\/collections\/gb9074-4-1988-phillips-pan-head-sems-screws-marine-stainless-steel-a4\"\u003e\u003cstrong\u003eGB9074.4-1988 Phillips Pan Head SEMS Screws – Marine Stainless Steel (A4)\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\nMarine Stainless Steel A4 (SUS316)  ·  Bright Pickled \u0026amp; Passivated  ·  A4-70  ·  M3–M8  ·  Marine, chemical \u0026amp; high-chloride environments\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eMaterial \u0026amp; Grade Selection Guide\u003c\/h2\u003e\n\n\u003ctable border=\"1\" cellpadding=\"6\" cellspacing=\"0\" style=\"border-collapse:collapse;width:100%;font-size:13px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color:#f2f2f2;\"\u003e\n      \u003cth\u003eGrade\u003c\/th\u003e\n      \u003cth\u003eMaterial\u003c\/th\u003e\n      \u003cth\u003eFinish\u003c\/th\u003e\n      \u003cth\u003eStrength\u003c\/th\u003e\n      \u003cth\u003eCorrosion Resistance\u003c\/th\u003e\n      \u003cth\u003eTypical Application\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003ca href=\"\/collections\/gb9074-4-1988-phillips-pan-head-sems-screws-steel-4-8-bright-zinc-plated\"\u003e4.8 \/ Bright Zinc\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd\u003eLow Carbon Steel A3\u003c\/td\u003e\n      \u003ctd\u003eBright Zinc Plated\u003c\/td\u003e\n      \u003ctd\u003e400 MPa\u003c\/td\u003e\n      \u003ctd\u003e★★☆☆☆\u003c\/td\u003e\n      \u003ctd\u003eGeneral indoor panel fastening, appliances, furniture\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003ca href=\"\/collections\/gb9074-4-1988-phillips-pan-head-sems-screws-alloy-steel-8-8-zinc-cr3\"\u003e8.8 \/ Zinc Cr3\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd\u003eAlloy Steel 10B21\u003c\/td\u003e\n      \u003ctd\u003eZinc Cr3\u003c\/td\u003e\n      \u003ctd\u003e800 MPa\u003c\/td\u003e\n      \u003ctd\u003e★★★☆☆\u003c\/td\u003e\n      \u003ctd\u003eHigh-strength structural, electronics, semiconductor equipment\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003ca href=\"\/collections\/gb9074-4-1988-phillips-pan-head-sems-screws-stainless-steel-a2\"\u003eA2-70 \/ Passivated\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd\u003eStainless Steel A2 (SUS304)\u003c\/td\u003e\n      \u003ctd\u003ePickled \u0026amp; Passivated\u003c\/td\u003e\n      \u003ctd\u003e700 MPa\u003c\/td\u003e\n      \u003ctd\u003e★★★★☆\u003c\/td\u003e\n      \u003ctd\u003eOutdoor, food processing, medical, cleanroom\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003ca href=\"\/collections\/gb9074-4-1988-phillips-pan-head-sems-screws-marine-stainless-steel-a4\"\u003eA4-70 \/ Passivated\u003c\/a\u003e\u003c\/td\u003e\n      \u003ctd\u003eMarine SS A4 (SUS316)\u003c\/td\u003e\n      \u003ctd\u003ePickled \u0026amp; Passivated\u003c\/td\u003e\n      \u003ctd\u003e700 MPa\u003c\/td\u003e\n      \u003ctd\u003e★★★★★\u003c\/td\u003e\n      \u003ctd\u003eMarine, offshore, chemical plant, swimming pools\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eProduct Images\u003c\/h2\u003e\n\n\u003ctable border=\"0\" cellpadding=\"8\" cellspacing=\"0\" style=\"width:100%;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"width:25%;text-align:center;vertical-align:top;\"\u003e[Image 1]\u003c\/td\u003e\n      \u003ctd style=\"width:25%;text-align:center;vertical-align:top;\"\u003e[Image 2]\u003c\/td\u003e\n      \u003ctd style=\"width:25%;text-align:center;vertical-align:top;\"\u003e[Image 3]\u003c\/td\u003e\n      \u003ctd style=\"width:25%;text-align:center;vertical-align:top;\"\u003e[Image 4]\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eAbout GB9074.4-1988 SEMS Screws\u003c\/h2\u003e\n\n\u003cp\u003eGB9074.4-1988 is the Chinese national standard defining cross-recessed pan head combination screws with pre-assembled plain washer and spring washer. The standard assembly is:\u003c\/p\u003e\n\n\u003cp style=\"text-align:center;\"\u003e\u003cstrong\u003eGB9074.4 = GB818 (Pan Head Screw) + GB9074.24 (Plain Washer) + GB9074.26 (Spring Washer)\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThe captive washer design eliminates loose washer handling, reduces part count from three to one, and is ideal for high-speed automated assembly. The pan head provides broad load distribution; the Phillips drive is compatible with standard power tools and automated screwdriving systems.\u003c\/p\u003e\n\n\u003ch2\u003eWhy FULLERKREG?\u003c\/h2\u003e\n\n\u003cul\u003e\n  \u003cli\u003e🏭 \u003cstrong\u003eDirect manufacturer\u003c\/strong\u003e — full control over material, heat treatment, and surface finishing across all grades\u003c\/li\u003e\n  \u003cli\u003e📐 \u003cstrong\u003eStandard-compliant\u003c\/strong\u003e — manufactured to GB9074.4-1988 with full dimensional traceability\u003c\/li\u003e\n  \u003cli\u003e🌍 \u003cstrong\u003eGlobal supply\u003c\/strong\u003e — export packaging, English documentation, worldwide logistics\u003c\/li\u003e\n  \u003cli\u003e📦 \u003cstrong\u003eBulk \u0026amp; wholesale ready\u003c\/strong\u003e — bulk bags, boxes, or custom OEM packaging available\u003c\/li\u003e\n  \u003cli\u003e💬 \u003cstrong\u003eEngineering support\u003c\/strong\u003e — custom sizes, materials, and special specifications on request\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eContact FULLERKREG for volume pricing, custom specifications, or technical support.\u003c\/p\u003e","products":[],"url":"https:\/\/www.fullerkr.com\/collections\/phillips-pan-head-sems-screws.oembed","provider":"Fullerkreg Fasteners","version":"1.0","type":"link"}