---
product_id: 338220593
title: "3003 3/8-16-Inch Stainless Steel Wing Nut, 3-Pack"
brand: "hillman"
price: "$16.57"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/338220593-3003-3-8-16-inch-stainless-steel-wing-nut-3
store_origin: US
region: United States of America
---

# 3/8-16 inch precision fit Tool-free hand-tightening convenience Premium stainless steel corrosion resistance 3003 3/8-16-Inch Stainless Steel Wing Nut, 3-Pack

**Brand:** hillman
**Price:** $16.57
**Availability:** ✅ In Stock

## Summary

> 🔧 Fasten with flair—no tools, no hassle, just pure control!

## Quick Answers

- **What is this?** 3003 3/8-16-Inch Stainless Steel Wing Nut, 3-Pack by hillman
- **How much does it cost?** $16.57 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/338220593-3003-3-8-16-inch-stainless-steel-wing-nut-3)

## Best For

- hillman enthusiasts

## Why This Product

- Trusted hillman brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Secure Hold:** Stop nuts engineered to prevent loosening under vibration
- • **Safety First:** Acorn/cap nuts shield exposed threads to prevent injury
- • **Versatile Sizing:** Includes multiple coarse thread sizes from #6-32 to 1/2-13 for diverse projects
- • **Effortless Adjustments:** Quick hand-turn wing nuts for frequent fastening without tools
- • **Durable Stainless Steel:** Corrosion-resistant finish ensures long-lasting reliability

## Overview

The Hillman 3003 3/8-16 Stainless Steel Wing Nut 3-Pack offers a premium corrosion-resistant fastening solution designed for quick, tool-free adjustments. Featuring safety acorn caps and stop nuts to prevent loosening, these durable wing nuts are perfect for professionals who demand efficiency and reliability in every project.

## Description

3003 3/8-16-Inch Stainless Steel Wing Nut, 3-Pack

## Features

- Wing nuts ideal for use where frequent connection adjustments/removals need to be made
- Acorn / cap nuts protect against injury by covering exposed thread
- Stop nuts prevent loosening
- Included variants range from #6-32 to 1/2"-13 in coarse thread size
- Stainless steel finish for best-in-class corrosion resistance

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | The Hillman Group |
| Part number | 3003 |
| Item Weight | 49.9 g |
| Item model number | 3003 |
| Size | 3/8" |
| Color | Stainless Steel |
| Finish | Plain |
| Material | Stainless Steel |
| Item Package Quantity | 1 |
| Head Style | Knurled |
| Cutting Diameter | 0.38 Inches |
| Measurement System | inch |
| Batteries Included? | No |
| Batteries Required? | No |
| Item diameter | 0.38 Inches |

## Product Details

- **Material:** Stainless Steel
- **Fastener type:** Wing
- **Thread size:** 3/8"-16
- **Exterior finish:** Stainless Steel
- **Colour:** Stainless Steel

## Images

![3003 3/8-16-Inch Stainless Steel Wing Nut, 3-Pack - Image 1](https://m.media-amazon.com/images/I/61HIGWRwMEL.jpg)
![3003 3/8-16-Inch Stainless Steel Wing Nut, 3-Pack - Image 2](https://m.media-amazon.com/images/I/71W7wIU-0DL.jpg)

## Questions & Answers

**Q: Will this work on a marine battery post**
A: Yes

**Q: Is this the one for a car battery?**
A: Yes,  they are for a battery but the ones I got were wrong size.  The package was marked with the wrong size.

## Frequently Bought Together

- Hillman 3003 3/8-16-Inch Stainless Steel Wing Nut, 3-Pack
- The Hillman Group 2231 3/8-Inch Stainless Steel Flat Washer, 15-Pack
- Hillman 44954 3/8-16 x 4-Inch Stainless Steel Hanger Bolts, 6-Pack

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**Shop now:** [https://www.desertcart.us/products/338220593-3003-3-8-16-inch-stainless-steel-wing-nut-3](https://www.desertcart.us/products/338220593-3003-3-8-16-inch-stainless-steel-wing-nut-3)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-17*