--- product_id: 73415266 title: "#4-40 UNC 304 Stainless Steel Phillips Pan Head Screw & Hex Nut Kit | 220PCS, 9 Sizes Lengths, 3/16\" to 1\", Imperial Full-Thread Pan Head Machine Screw Hardware Fastener Set with Storage Box" brand: "hvazi" price: "19852CFA" currency: XOF in_stock: true category: "Hvazi" url: https://www.desertcart.sn/products/73415266-4-40-unc-304-stainless-steel-phillips-pan-head-screw store_origin: SN region: Senegal --- # Compartmentalized portable organizer 220PCS full-thread screws & nuts 304 stainless steel corrosion-resistant #4-40 UNC 304 Stainless Steel Phillips Pan Head Screw & Hex Nut Kit | 220PCS, 9 Sizes Lengths, 3/16" to 1", Imperial Full-Thread Pan Head Machine Screw Hardware Fastener Set with Storage Box **Brand:** hvazi **Price:** 19852CFA **Availability:** ✅ In Stock ## Summary > 🔧 Screw it right, screw it tight — the ultimate fastener kit for pros who settle for nothing less! ## Quick Answers - **What is this?** #4-40 UNC 304 Stainless Steel Phillips Pan Head Screw & Hex Nut Kit | 220PCS, 9 Sizes Lengths, 3/16" to 1", Imperial Full-Thread Pan Head Machine Screw Hardware Fastener Set with Storage Box by hvazi - **How much does it cost?** 19852CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/73415266-4-40-unc-304-stainless-steel-phillips-pan-head-screw) ## Best For - hvazi enthusiasts ## Why This Product - Trusted hvazi brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Premium 304 stainless steel ensures superior corrosion resistance and durability, perfect for electronics and precision instruments. - • **Organized On-the-Go:** Transparent, compartmentalized storage box keeps your fasteners sorted and ready for quick access anywhere. - • **Complete Precision Kit:** 220 pieces covering 9 screw lengths from 3/16" to 1", plus 40 matching hex nuts for every project need. - • **Threaded for Stability:** Standard #4-40 UNC 40 TPI full coarse threads lock securely to prevent loosening under vibration. - • **Ergonomic Pan Head Design:** Smooth rounded heads protect delicate surfaces and fit tight spaces with a slip-resistant Phillips cross recess. ## Overview This 220-piece #4-40 UNC Phillips Pan Head Screw & Hex Nut Kit features 9 lengths of full-thread screws and 40 matching nuts, all crafted from durable 304 stainless steel for corrosion resistance. Designed for precision assembly in electronics and fixtures, it includes a portable, compartmentalized storage box for effortless organization and quick access. ## Description Product description: Made from 304 Stainless steel, these pan head screws have good chemical resistance and may be mildly magnetic. Length is measured from under the head Package include: 220PCS #4-40 UNC 304 Stainless Steel Pan Head Phillips Screws and Nuts Assortment Kit #4-40 UNC Pan Head Phillips Screws and Nuts Kit total 220 pieces. Come with the plastic box: List(Type,Thread/Length,Quantity)： Pan Head Phillips Screws #4-40x3/16" 20PCS Pan Head Phillips Screws #4-40x1/4" 20PCS Pan Head Phillips Screws #4-40x5/16" 20PCS Pan Head Phillips Screws #4-40x3/8" 20PCS Pan Head Phillips Screws #4-40x1/2" 20PCS Pan Head Phillips Screws #4-40x5/8" 20PCS Pan Head Phillips Screws #4-40x3/4" 20PCS Pan Head Phillips Screws #4-40x7/8" 20PCS Pan Head Phillips Screws #4-40x1" 20PCS Nuts #4-40 40PCS Packing contents: HVAZI 220PCS #4-40 UNC 304 Stainless Steel Phillips Pan Head Machine Screws Nuts Assortment Kit in a plastic box. ## Features - All‑in‑One 220PCS #4‑40 UNC Phillips Pan‑Head Machine Screw & Hex Nut Assortment:This imperial fastener set includes full‑thread pan head machine screws and matched #4‑40 hex nuts, total 220 pieces: ‑ Phillips Pan‑Head Screws: #4‑40×3/16", 1/4", 5/16", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 20pcs each ‑ Hex Nuts: #4‑40 UNC, 40pcs - All screws adopt standard 40‑TPI UNC coarse full thread, length is measured underneath the rounded pan head. Ideal for electronic equipment, precision instruments, fixture assembly and lost imperial screw replacement - Corrosion‑Resistant 304 Stainless Steel Construction:All screws, nuts and flat washers are manufactured from solid 304 stainless steel. It provides superior anti‑oxidation and chemical corrosion resistance and may be mildly magnetic. Burr‑free uniform coarse threads support repeated assembly and disassembly, more durable than carbon steel fasteners - #4‑40 UNC 40‑TPI Standard Full Coarse Thread:Conforms to universal imperial UNC coarse thread specification with 40 threads per inch and full‑length threading. Precise thread teeth perfectly interlock with matching #4‑40 hex nuts to avoid loosening caused by slight vibration of electronic devices - Ergonomic Phillips Pan‑Head Structure:Smooth rounded pan head will not scratch plastic casings and circuit boards. Built‑in Phillips cross recess fits standard cross screwdrivers tightly without slipping during tightening, perfect for narrow compact spaces inside electronic equipment - Portable See‑Through Compartmentalized Plastic Storage Organizer:Comes with lightweight split transparent plastic storage case. Screws and hex nuts are stored in independent separated compartments for quick size identification. Compact lightweight box easy to carry for electronics repair shops, laboratory assembly and home DIY precision hardware projects ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07CKLNR2T | | Best Sellers Rank | #77,193 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #236 in Screw & Bolt Assortment Sets | | Brand | HVAZI | | Color | Silver | | Compatible Groove Diameter | 0.11 Inches | | Customer Reviews | 4.6 4.6 out of 5 stars (806) | | Fastener Type | Phillips Pan Head Machine Screw | | Finish Types | Polished | | Item Diameter | 0.11 Hundredths-Inches | | Item Shape | Phillips Pan Head Machine Screw | | Manufacturer | HVAZI | | Material Type | Stainless Steel 304 | | Model | 43237-2 | | Number of Pieces | 220 | | Part Number | 43237-2 | | Screw Head Style | Pan | | Set Name | #4-40 UNC Stainless Steel Phillips Pan Head Machine Screws Nuts Assortment Kit | | Size Name | #4-40UNC | | Thread Size | #4-40 UNC | | UPC | 192594927358 | | Unit Count | 1 Count | ## Product Details - **Brand:** HVAZI - **Color:** Silver - **Fastener Type:** Phillips Pan Head Machine Screw - **Material:** Stainless Steel 304 - **Size:** #4-40UNC ## Images ![#4-40 UNC 304 Stainless Steel Phillips Pan Head Screw & Hex Nut Kit | 220PCS, 9 Sizes Lengths, 3/16" to 1", Imperial Full-Thread Pan Head Machine Screw Hardware Fastener Set with Storage Box - Image 1](https://m.media-amazon.com/images/I/717jUClQb-L.jpg) ![#4-40 UNC 304 Stainless Steel Phillips Pan Head Screw & Hex Nut Kit | 220PCS, 9 Sizes Lengths, 3/16" to 1", Imperial Full-Thread Pan Head Machine Screw Hardware Fastener Set with Storage Box - Image 2](https://m.media-amazon.com/images/I/71Cs9s72GIL.jpg) ![#4-40 UNC 304 Stainless Steel Phillips Pan Head Screw & Hex Nut Kit | 220PCS, 9 Sizes Lengths, 3/16" to 1", Imperial Full-Thread Pan Head Machine Screw Hardware Fastener Set with Storage Box - Image 3](https://m.media-amazon.com/images/I/71vEWAUM83L.jpg) ![#4-40 UNC 304 Stainless Steel Phillips Pan Head Screw & Hex Nut Kit | 220PCS, 9 Sizes Lengths, 3/16" to 1", Imperial Full-Thread Pan Head Machine Screw Hardware Fastener Set with Storage Box - Image 4](https://m.media-amazon.com/images/I/71KPgNYtZ4L.jpg) ![#4-40 UNC 304 Stainless Steel Phillips Pan Head Screw & Hex Nut Kit | 220PCS, 9 Sizes Lengths, 3/16" to 1", Imperial Full-Thread Pan Head Machine Screw Hardware Fastener Set with Storage Box - Image 5](https://m.media-amazon.com/images/I/61zA8F3bgHL.jpg) ## Available Options This product comes in different **Size** options. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sn/products/73415266-4-40-unc-304-stainless-steel-phillips-pan-head-screw](https://www.desertcart.sn/products/73415266-4-40-unc-304-stainless-steel-phillips-pan-head-screw) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-07-23*