--- product_id: 160696919 title: "National Hardware N222-208 2190BC U Bolt Zinc plated, 3/8\" x 2-1/2\" x 4\"" brand: "national hardware" price: "331928₫" currency: VND in_stock: true reviews_count: 9 category: "National Hardware" url: https://www.desertcart.vn/products/160696919-national-hardware-n222-208-2190bc-u-bolt-zinc-plated-3 store_origin: VN region: Vietnam --- # 3/8" diameter steel strength Includes nuts & plate for easy install Zinc plating corrosion resistance National Hardware N222-208 2190BC U Bolt Zinc plated, 3/8" x 2-1/2" x 4" **Brand:** national hardware **Price:** 331928₫ **Availability:** ✅ In Stock ## Summary > 🔩 Secure your projects with strength and style! ## Quick Answers - **What is this?** National Hardware N222-208 2190BC U Bolt Zinc plated, 3/8" x 2-1/2" x 4" by national hardware - **How much does it cost?** 331928₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/160696919-national-hardware-n222-208-2190bc-u-bolt-zinc-plated-3) ## Best For - national hardware enthusiasts ## Why This Product - Trusted national hardware brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ready to Use:** Comes complete with nuts and plate for hassle-free fastening - • **Built to Last:** Crafted from durable alloy steel for long-term reliability - • **Versatile Fit:** Perfect for securing pipes, wood, and more in multiple applications - • **Trusted Legacy:** From National Hardware, a century of quality and innovation - • **Corrosion-Resistant Finish:** Zinc plating protects against rust indoors and out ## Overview The National Hardware N222-208 2190BC U Bolt is a 3/8" diameter, 2-1/2" x 4" zinc-plated alloy steel fastener designed for versatile indoor and outdoor use. It includes nuts and a plate for easy installation and offers corrosion resistance, making it ideal for securing pipes, wood, and other materials with trusted durability from a century-old brand. ## Description Product Description Whether for home, farm, builder or industrial customers, National has all the right hardware in the sizes and finishes you need. With over a century of service National is committed to maintaining the highest level of product quality, innovation and manufacturing technology. Providing latching and fastening options for all of your indoor and outdoor uses. Barrel, Dutch door, flush, mortise and surface bolts designed with ease of use and security in mind. Zinc plating offers corrosion resistance for all of your functional hardware needs. From the Manufacturer Whether for home, farm, builder or industrial customers, National has all the right hardware in the sizes and finishes you need. With over a century of service National is committed to maintaining the highest level of product quality, innovation and manufacturing technology. Providing latching and fastening options for all of your indoor and outdoor uses. Barrel, Dutch door, flush, mortise and surface bolts designed with ease of use and security in mind. Zinc plating offers corrosion resistance for all of your functional hardware needs. Review: Good - High quality. Good bolts Review: Incorrect Listed Size - Item is not 2.5", at least the working dimension isn't. My required dimension was accurate, measured with calipers before ordering. Fortunately, I was able to make it work. ## Features - National Hardware's 3/8"x 2-1/2"x4" U Bolt is designed for fastening products to pipe, wood, etc. - Manufactured from steel wire for durability. - Plate and nuts included for easy installation. - For interior and exterior applications. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000BPRE58 | | Best Sellers Rank | #94,186 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #82 in U-Bolts | | Brand | National Hardware | | Color | Zinc plated | | Date First Available | August 17, 2005 | | Department | Unisex-Adult | | Exterior Finish | Zinc | | Fastener Type | U-Bolt | | Global Trade Identification Number | 00038613126237 | | Head Style | U-Bolt | | Head Type | Button | | Is Discontinued By Manufacturer | No | | Item Diameter | 0.38 Inches | | Item Hardness | Grade A | | Item Weight | 0.3 ounces | | Item model number | N222-208 | | Manufacturer | KWIK9 | | Manufacturer Grade | Grade Z | | Material | Alloy Steel | | Metal Type | Alloy Steel | | Number of Pieces | 1 | | Size | 1 Count (Pack of 1) | | Thread Class | 2A | | Thread Size | #0-80 | | Thread Style | Left Hand | | Thread Type | Unc | | UPC | 038613126237 | ## Product Details - **Exterior Finish:** Zinc - **Head Style:** U-Bolt - **Manufacturer Grade:** Grade Z - **Material:** Alloy Steel - **Thread Size:** #0-80 ## Images ![National Hardware N222-208 2190BC U Bolt Zinc plated, 3/8" x 2-1/2" x 4" - Image 1](https://m.media-amazon.com/images/I/616ESnSCJRL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good *by R***T on June 11, 2025* High quality. Good bolts ### ⭐⭐⭐ Incorrect Listed Size *by B***K on December 13, 2025* Item is not 2.5", at least the working dimension isn't. My required dimension was accurate, measured with calipers before ordering. Fortunately, I was able to make it work. ### ⭐⭐⭐⭐⭐ Perfect! *by A***Y on October 17, 2023* Perfect product for a critical job, and delivered as promised. Exact fit for 2" rigid conduit. ## Frequently Bought Together - National Hardware N222-208 2190BC U Bolt in Zinc plated,#642-3/8"x2-1/2"x4" - National Hardware N222-562 DP2190BC U Bolt Zinc plated, 5/16" x 2-1/2" x 5" - National Hardware N222-190 2190BC U Bolt in Zinc plated,#632-3/8"x2"x3-1/2" --- ## 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.vn/products/160696919-national-hardware-n222-208-2190bc-u-bolt-zinc-plated-3](https://www.desertcart.vn/products/160696919-national-hardware-n222-208-2190bc-u-bolt-zinc-plated-3) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-05-16*