---
product_id: 733511336
title: "(546-5/16\"x2-1/2\"x5\") - National Hardware N222-471 2193BC U Bolt in Stainless Steel, 5/16 x 5.1cm - 1.3cm x 13cm"
brand: "national hardware"
price: "€ 0.33"
currency: EUR
in_stock: false
url: https://www.desertcart.sk/products/733511336-546-5-16x2-1-2x5-national-hardware-n222-471-2193bc
store_origin: SK
region: Slovakia
---

# Marine-grade outdoor durability 5/16 inch cutting diameter Stainless steel corrosion resistance (546-5/16"x2-1/2"x5") - National Hardware N222-471 2193BC U Bolt in Stainless Steel, 5/16 x 5.1cm - 1.3cm x 13cm

**Brand:** national hardware
**Price:** € 0.33
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Secure your world with stainless steel strength!

## Quick Answers

- **What is this?** (546-5/16"x2-1/2"x5") - National Hardware N222-471 2193BC U Bolt in Stainless Steel, 5/16 x 5.1cm - 1.3cm x 13cm by national hardware
- **How much does it cost?** € 0.33 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/733511336-546-5-16x2-1-2x5-national-hardware-n222-471-2193bc)

## 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

- • **Compact Yet Mighty:** Lightweight 9g design with robust 14.2 x 10.2 x 2.5 cm dimensions for easy handling and maximum hold.
- • **Complete Mounting Kit:** Includes plate and nut for a hassle-free, all-in-one fastening solution.
- • **Precision Fit, Every Time:** Engineered to secure pipes and wood with exact 5/16" diameter for flawless installation.
- • **Built to Brave the Elements:** Crafted from premium stainless steel, ensuring rust-free performance in marine and outdoor environments.
- • **Versatile Industrial Strength:** Perfect for automotive, plumbing, and heavy-duty household applications.

## Overview

The National Hardware N222-471 U Bolt is a 5/16" stainless steel fastening solution designed for reliable pipe and wood mounting. Featuring corrosion-resistant marine-grade steel and including all necessary hardware, it excels in automotive, plumbing, and outdoor applications, delivering durable, precision performance in a compact form.

## Description

5/16" x 2-1/2" x 5", #546, Stainless Steel, U-Bolt, For Marine & Other Outdoor Applications, Resistant To Atmospheric Corrosion, Passivated For Superior Corrosion Resistance, Non-Magnetic, Bulk.

## Features

- Stanley Hardware Stock #N222-471の認定交換品。
- パイプ、木材などに製品を固定するために設計されています。
- 自動車、配管、その他の家庭および産業用途に適しています。
- プレートとナットが含まれています。
- 海洋やその他のアウトドア用途に最適。

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | KWIK9 |
| Part number | N222-471 |
| Item Weight | 9.07 g |
| Is Discontinued By Manufacturer | No |
| Size | #546-5/16"x2-1/2"x5" |
| Color | ステンレススチール |
| Style | 更新版のパッケージ |
| Finish | ステンレススチール。 |
| Material | ステンレス鋼 |
| Head Style | U Bolt |
| Cutting Diameter | 0.31 Inches |
| Measurement System | Inch |
| Specification met | As |
| Specific Uses For Product | 木製。 |
| Batteries Required? | No |
| Item Dimensions LxWxH | 14.2 x 10.2 x 2.5 cm |
| Item Diameter | 0.31 Inches |

## Product Details

- **Material:** ステンレス鋼
- **Grade Rating:** グレード2
- **Thread Size:** 5/16
- **Exterior Finish:** ステンレス鋼
- **Manufacturer Grade:** グレード8

## Images

![(546-5/16"x2-1/2"x5") - National Hardware N222-471 2193BC U Bolt in Stainless Steel, 5/16 x 5.1cm - 1.3cm x 13cm - Image 1](https://m.media-amazon.com/images/I/61LAi0LgmQL.jpg)
![(546-5/16"x2-1/2"x5") - National Hardware N222-471 2193BC U Bolt in Stainless Steel, 5/16 x 5.1cm - 1.3cm x 13cm - Image 2](https://m.media-amazon.com/images/I/91Oh5L19yHL.jpg)
![(546-5/16"x2-1/2"x5") - National Hardware N222-471 2193BC U Bolt in Stainless Steel, 5/16 x 5.1cm - 1.3cm x 13cm - Image 3](https://m.media-amazon.com/images/I/51U7uqb+y0L.jpg)
![(546-5/16"x2-1/2"x5") - National Hardware N222-471 2193BC U Bolt in Stainless Steel, 5/16 x 5.1cm - 1.3cm x 13cm - Image 4](https://m.media-amazon.com/images/I/51gyMLoX6ML.jpg)
![(546-5/16"x2-1/2"x5") - National Hardware N222-471 2193BC U Bolt in Stainless Steel, 5/16 x 5.1cm - 1.3cm x 13cm - Image 5](https://m.media-amazon.com/images/I/71N6-5ioLfL.jpg)

## Questions & Answers

**Q: What is the thread size so that I can order extra nuts?**
A: 5/16-18 (course). Fine thread would be 5/16-24. Checked with a thread gage and confirmed 5/16-18

**Q: Is there a link for a u bolt to fit a 1-3/4" od pipe, and long enough to go through 4x4 lumber and allowing for bolts and a little xtra room?**
A: No, I've used it supporting cat5 to at giant tent in a industrial setting on 2'' conduit

**Q: What would be the one for a 6" pvc pipe?**
A: I purchased a 2” for a 2”pipe and it fit perfectly. I assume you would therefor need a 6”

**Q: Can you please send a direct link for the u bolt that will fit around the 4”pvc pipe ?**
A: https://www.amazon.com/National-Hardware-N222-174-2190BC-plated/dp/B000BPRP8Y/ref=psdc_16409751_t2_B000BPK8F6

## Frequently Bought Together

- National Hardware N222-471 2193BC U Bolt in Stainless Steel
- Hillman 3002 5/16-18-Inch Stainless Steel Wing Nut, 4-Pack

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-12*