{"product_id":"value-collection-fwsis0-40-100bx-sae-flat-washer-no-4","title":"Value Collection FWSIS0-40-100BX Sae Flat Washer No. 4","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION FWSIS0-40-100BX is a No. 4 screw SAE flat washer made from steel with a zinc-plated finish. SAE flat washers provide a standard bearing surface under a bolt head or nut, distributing load and reducing surface damage during fastening. This washer measures 0.125 inches inside diameter, 0.3125 inches outside diameter, and 0.03125 inches thick. The zinc plating provides basic corrosion resistance suitable for general-purpose indoor and light-duty outdoor fastening applications. These are sold in a minimum order quantity of 100 pieces per order, with a package quantity of 1.\u003c\/p\u003e\n\u003cp\u003eThis washer is sized for No. 4 screws and is appropriate for light mechanical assemblies, HVAC panel fastening, electrical enclosure hardware, and general trade work where a thin, small-diameter bearing washer is required. The SAE standard sizing makes it a common choice across plumbing, electrical, and HVAC service work wherever a No. 4 fastener is used. Suitable for residential and light commercial applications where the assembly environment does not demand stainless or higher-grade corrosion resistance.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eSAE flat washer profile sized for No. 4 screws\u003c\/li\u003e\n  \u003cli\u003eSteel construction with zinc-plated finish for basic corrosion resistance\u003c\/li\u003e\n  \u003cli\u003eInside diameter of 0.125 inches fits No. 4 screw shanks\u003c\/li\u003e\n  \u003cli\u003eOutside diameter of 0.3125 inches provides load distribution on small fasteners\u003c\/li\u003e\n  \u003cli\u003eThickness of 0.03125 inches keeps stack height minimal in tight assemblies\u003c\/li\u003e\n  \u003cli\u003eInch measurement system; UNSPSC Code 31161807\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a standard SAE flat washer for use with No. 4 screws in general-purpose fastening applications across HVAC, electrical, and mechanical assemblies.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstall with standard hand tools; no special equipment is required for flat washer placement. Ensure the washer seats flush against the mating surface before tightening the fastener. For corrosive or wet environments, evaluate whether a stainless steel or higher-rated finish is more appropriate than zinc plating. Power down any electrical or mechanical equipment before servicing fasteners on live assemblies.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWasher Type\u003c\/strong\u003e: SAE Flat Washer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eScrew Size\u003c\/strong\u003e: No. 4\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 0.125 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutside Diameter\u003c\/strong\u003e: 0.3125 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.03125 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish\u003c\/strong\u003e: Zinc-Plated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem of Measurement\u003c\/strong\u003e: Inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.0012 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimum Order Quantity\u003c\/strong\u003e: 100\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 31161807\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: VALUE COLLECTION\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: FWSIS0-40-100BX\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51709689823538,"sku":"FWSIS0-40-100BX","price":302.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/09a15a689d4269e9c83a2f80f11328be.jpg?v=1788459168","url":"https:\/\/voomisupply.com\/products\/value-collection-fwsis0-40-100bx-sae-flat-washer-no-4","provider":"Voomi Supply","version":"1.0","type":"link"}