---
product_id: 11539589
title: "Weldcote Metals High Pressure Oxygen/Inert Gas Cylinder Cap Coarse Thread 3-1/8 x 7"
brand: "weldcote metals"
price: "₨18855"
currency: LKR
in_stock: false
reviews_count: 5
category: "Weldcote Metals"
url: https://www.desertcart.lk/products/11539589-weldcote-metals-high-pressure-oxygen-inert-gas-cylinder-cap-coarse
store_origin: LK
region: Sri Lanka
---

# Primer red finish for visibility & corrosion resistance High-pressure coarse thread 3 1/8"-7 Durable stainless steel construction Weldcote Metals High Pressure Oxygen/Inert Gas Cylinder Cap Coarse Thread 3-1/8 x 7

**Brand:** weldcote metals
**Price:** ₨18855
**Availability:** ❌ Out of Stock

## Summary

> 🛠️ Lock in safety and style with every high-pressure seal!

## Quick Answers

- **What is this?** Weldcote Metals High Pressure Oxygen/Inert Gas Cylinder Cap Coarse Thread 3-1/8 x 7 by weldcote metals
- **How much does it cost?** ₨18855 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/11539589-weldcote-metals-high-pressure-oxygen-inert-gas-cylinder-cap-coarse)

## Best For

- weldcote metals enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Essential cap to prevent dangerous gas leaks during transport
- • **Trusted Quality:** Weldcote Metals brand with 4.5-star reliability for professional welders
- • **Durable & Visible:** Primer red stainless steel stands out for quick identification and long-lasting protection
- • **Precision Thread Fit:** 7 threads per inch ensure secure, leak-proof sealing
- • **Universal Compatibility:** Fits 80 to 330 cubic ft high-pressure gas cylinders effortlessly

## Overview

The Weldcote Metals High Pressure Oxygen/Inert Gas Cylinder Cap features a coarse 3 1/8"-7 thread designed for secure sealing of 80 to 330 cubic ft cylinders. Made from durable stainless steel with a primer red finish, it ensures high visibility and corrosion resistance. Trusted by professionals, this universal fit cap is essential for safe transport and storage of high-pressure gas cylinders.

## Description

WARNING: THIS PRODUCT CONTAINS ONE OR MORE CHEMICALS KNOWN TO THE STATE OF CALIFORNIA TO CAUSE CANCER AND BIRTH DEFECTS OR OTHER REPRODUCTIVE HARM. WASH HANDS AFTER HANDLING. Course Thread Replacement HP Gas Cylinder Cap. Caps For High-Pressure Cylinder 80 Through 330 cubic Ft. Cap I.D. is 3 1/4. Threads: 7 per inch.

Review: Does what it's supposed to do - It's a high pressure gas cylinder cap. You should never transport a welding bottle without a safety cap. Make sure you have the right size and thread pitch for your application. I bought this one for a 280 cf oxygen bottle. It fits just fine, and there are no obvious defects.
Review: Five Stars - Good value for gas safety. Fits fine and takes a paint job like a champ.

## Features

- Cylinder Cap.
- High Pressure Coarse Thread 3 1/8"- 7.
- Primer Red.
- We carry a complete of compressed gas tools and accessories.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00IN6LKS4 |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #426,066 in Automotive ( See Top 100 in Automotive ) #51 in Welding Fuel Cylinders |
| Brand | Weldcote Metals |
| Color | Primer Red |
| Customer Reviews | 4.5 4.5 out of 5 stars (21) |
| Date First Available | July 1, 2011 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 1 pounds |
| Item dimensions L x W x H | 6 x 1 x 1 inches |
| Item model number | CYLCAPOC318X |
| Manufacturer | Weldcote Metals |
| Manufacturer Part Number | CYLCAPOC318X |
| Material | Stainless Steel |
| Product Dimensions | 6 x 1 x 1 inches |
| Style | Modern |
| UPC | 877511004571 |
| Vehicle Service Type | Universal |

## Product Details

- **Brand:** Weldcote Metals
- **Color:** Primer Red
- **Item dimensions L x W x H:** 6 x 1 x 1 inches
- **Material:** Stainless Steel
- **Vehicle Service Type:** Universal

## Images

![Weldcote Metals High Pressure Oxygen/Inert Gas Cylinder Cap Coarse Thread 3-1/8 x 7 - Image 1](https://m.media-amazon.com/images/I/215KHZneEJL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Does what it's supposed to do
*by B***A on December 16, 2019*

It's a high pressure gas cylinder cap. You should never transport a welding bottle without a safety cap. Make sure you have the right size and thread pitch for your application. I bought this one for a 280 cf oxygen bottle. It fits just fine, and there are no obvious defects.

### ⭐⭐⭐⭐⭐ Five Stars
*by W***N on October 12, 2017*

Good value for gas safety. Fits fine and takes a paint job like a champ.

### ⭐⭐⭐⭐⭐ Perfect fit
*by D***G on May 5, 2017*

Fit perfectly.

## Frequently Bought Together

- Weldcote Metals High Pressure Oxygen/Inert Gas Cylinder Cap Coarse Thread 3-1/8 x 7
- Weldcote Metals Acetylene Cylinder Cap Fine Thread 3-1/2 x 11
- Weldcote Metals High Pressure Oxygen/Inert Gas Cylinder Cap Fine Thread 3-1/8 x 11

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-01-29*