---
product_id: 16324077
title: "National Hardware N222-398 2192BC Square U Bolt Zinc plated, 3/8\" x 4\" x 5\""
brand: "national hardware"
price: "₨432"
currency: SCR
in_stock: true
reviews_count: 8
category: "National Hardware"
url: https://www.desertcart.sc/products/16324077-national-hardware-n222-398-2192bc-square-u-bolt-zinc-plated
store_origin: SC
region: Seychelles
---

# 4" x 5" size fits rectangular wood & metal 3/8" diameter for robust fastening Zinc plating for superior corrosion resistance National Hardware N222-398 2192BC Square U Bolt Zinc plated, 3/8" x 4" x 5"

**Brand:** national hardware
**Price:** ₨432
**Availability:** ✅ In Stock

## Summary

> 🔧 Secure your projects with strength and style — don’t get left behind!

## Quick Answers

- **What is this?** National Hardware N222-398 2192BC Square U Bolt Zinc plated, 3/8" x 4" x 5" by national hardware
- **How much does it cost?** ₨432 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/16324077-national-hardware-n222-398-2192bc-square-u-bolt-zinc-plated)

## 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

- • **Built to Last:** Durable steel wire construction with Grade 2 rating for reliable strength in demanding environments.
- • **Trusted Legacy:** Backed by National Hardware’s century-long commitment to quality and innovation.
- • **Versatile Application:** Designed to secure a variety of rectangular wood and metal objects with included nuts for convenience.
- • **Precision Fit & Finish:** Authorized Stanley replacement ensuring perfect compatibility and hassle-free installation.
- • **Corrosion-Resistant Coating:** Zinc plating protects against rust and wear, ideal for both indoor and outdoor projects.

## Overview

The National Hardware N222-398 2192BC Square U Bolt is a zinc-plated, 3/8" diameter, 4" x 5" steel fastener designed for securing rectangular wood and metal objects. Featuring a corrosion-resistant finish and included nuts, it offers durable, reliable performance trusted by professionals and DIYers alike.

## 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 item - Appeared to be a good product and it should work well.
Review: fit like a glove and workd like a charm - Product fit perfectly for what I needed if for, was able to complete my project and on to the next one, was easy to install, plenty of thickness and overall strength is that of normal zinc bolts

## Features

- Authorized Replacement for Stanley Hardware Stock #N222-398, #675-3/8" x 4" x 5" size
- Designed for securing various products to rectangular wood and metal objects
- If plates are required use National's #2191 plates
- Nuts included
- Manufactured from steel wire

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000BQM05Q |
| Best Sellers Rank | #23,594 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #10 in U-Bolts |
| Brand | National Hardware |
| Color | Zinc plated |
| Customer Reviews | 4.6 out of 5 stars 1,673 Reviews |
| Drive System | Square |
| Exterior Finish | Zinc |
| Fastener Type | U-Bolt |
| Finish Types | Zinc plated |
| Global Trade Identification Number | 00038613178731 |
| Grade Rating | Grade 2 |
| Head Style | Square |
| Included Components | National Manufacturing 222398 8418-345 Us2c 3/8x4x5" Steel Sq "U" Bolts W/Nuts Assem Zinc (13-4280) |
| Item Diameter | 0.38 Inches |
| Item Dimensions | 13 x 8.4 x 2.8 inches |
| Item Type Name | Stanley National Hardware N222-398 2192BC Square U Bolt Zinc plated, 3/8" x 4" x 5" |
| Item Weight | 6.4 ounces |
| Manufacturer | National Hardware |
| Manufacturer Grade | Grade Z1 |
| Material | zinc plated |
| Material Type | zinc plated |
| Metal Type | Zinc |
| Number of Pieces | 1 |
| Screw Head Style | Square |
| Size Name | 3/8" x 4" x 5" |
| Thread Class | Standard U-bolt thread class |
| Thread Coverage | Double End Threaded |
| Thread Size | 3/8 inch |
| Thread Style | Right Hand |
| Thread Type | Unc Or Unf |
| UPC | 038613178731 |
| Unit Count | 1.0 Count |
| Warranty Description | Warranty |

## Product Details

- **Exterior Finish:** Zinc
- **Head Style:** Square
- **Manufacturer Grade:** Grade Z1
- **Material:** zinc plated
- **Thread Size:** 3/8 inch

## Images

![National Hardware N222-398 2192BC Square U Bolt Zinc plated, 3/8" x 4" x 5" - Image 1](https://m.media-amazon.com/images/I/61+-iSDN7xL.jpg)
![National Hardware N222-398 2192BC Square U Bolt Zinc plated, 3/8" x 4" x 5" - Image 2](https://m.media-amazon.com/images/I/91Oh5L19yHL.jpg)
![National Hardware N222-398 2192BC Square U Bolt Zinc plated, 3/8" x 4" x 5" - Image 3](https://m.media-amazon.com/images/I/51U7uqb+y0L.jpg)
![National Hardware N222-398 2192BC Square U Bolt Zinc plated, 3/8" x 4" x 5" - Image 4](https://m.media-amazon.com/images/I/51gyMLoX6ML.jpg)
![National Hardware N222-398 2192BC Square U Bolt Zinc plated, 3/8" x 4" x 5" - Image 5](https://m.media-amazon.com/images/I/71N6-5ioLfL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good item
*by W***W on November 6, 2025*

Appeared to be a good product and it should work well.

### ⭐⭐⭐⭐⭐ fit like a glove and workd like a charm
*by T***D on October 18, 2025*

Product fit perfectly for what I needed if for, was able to complete my project and on to the next one, was easy to install, plenty of thickness and overall strength is that of normal zinc bolts

### ⭐⭐⭐⭐⭐ High quality, strong u-bolts
*by V***S on May 27, 2025*

Very strong square u-bolt, love it. Fits my 4" galvanized posts perfectly. I'm using them to hold cleats to the post so I can tie off rope to them, without having to drill any holes.

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**Shop now:** [https://www.desertcart.sc/products/16324077-national-hardware-n222-398-2192bc-square-u-bolt-zinc-plated](https://www.desertcart.sc/products/16324077-national-hardware-n222-398-2192bc-square-u-bolt-zinc-plated)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-03-16*