---
product_id: 544539384
title: "3 1/2” Nominal Non-Locking Aluminum Diesel Fuel Cap for Select Internationals"
brand: "road superior truck parts"
price: "$U3628"
currency: UYU
in_stock: true
url: https://www.desertcart.uy/products/544539384-3-1-2-nominal-non-locking-aluminum-diesel-fuel-cap
store_origin: UY
region: Uruguay
---

# 3 1/4” precision fit Safety chain included Viton gasket seal 3 1/2” Nominal Non-Locking Aluminum Diesel Fuel Cap for Select Internationals

**Brand:** road superior truck parts
**Price:** $U3628
**Availability:** ✅ In Stock

## Summary

> ⛽ Lock in reliability, not just fuel!

## Quick Answers

- **What is this?** 3 1/2” Nominal Non-Locking Aluminum Diesel Fuel Cap for Select Internationals by road superior truck parts
- **How much does it cost?** $U3628 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/544539384-3-1-2-nominal-non-locking-aluminum-diesel-fuel-cap)

## Best For

- road superior truck parts enthusiasts

## Why This Product

- Trusted road superior truck parts brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **OEM Replacement Ready:** Direct replacement for Navistar International #3591620C2, ensuring hassle-free installation.
- • **Secure Seal Technology:** Viton gasket guarantees a leak-proof, chemical-resistant barrier to protect your diesel fuel.
- • **Precision Engineered Fit:** Exact 3 1/4” diameter ensures seamless compatibility with select International diesel tanks.
- • **Durable Die-Cast Aluminum:** Lightweight yet robust aluminum exterior resists corrosion and wear for long-lasting performance.
- • **Safety Chain & Bail Included:** Never lose your cap on the go—built-in chain and bail keep it tethered and accessible.

## Overview

This 3 1/4” non-locking aluminum diesel fuel cap by ROAD SUPERIOR TRUCK PARTS offers a precision fit for select International trucks. Featuring a durable die-cast aluminum body, a chemical-resistant Viton gasket seal, and a safety chain with bail, it ensures secure, leak-proof fuel protection. Designed as a direct OEM replacement (Navistar #3591620C2), it combines rugged durability with practical convenience for professional diesel vehicle maintenance.

## Description

3 1/2” Nominal Non-Locking Aluminum Diesel Fuel Cap for Select Internationals

## Features

- Please measure the diameter of your current fuel cap or fuel tank fill tube prior to ordering.
- One 3 1/4” diameter, non-locking, die-cast aluminum diesel fuel cap.
- Female fitting, non-vented, fuel tank must be vented, for diesel application only.
- Includes viton gasket seal, safety chain, and bail.
- Replaces: Navistar International️#3591620C2.Approximate dimensions = Across threads cap 3 1/4”

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | ROAD SUPERIOR TRUCK PARTS |
| Brand | ROAD SUPERIOR TRUCK PARTS |
| Product Dimensions | 8.89 x 8.89 x 2.54 cm; 240 g |
| Item model number | FCAP-INTL-L |
| Exterior | Aluminum |
| Manufacturer Part Number | FCAP-INTL-L |
| OEM Part Number | 3591620C2 |
| Item Weight | 240 g |

## Product Details

- **Brand:** ROAD SUPERIOR TRUCK PARTS
- **Colour:** natural
- **Material:** Aluminum
- **Exterior finish:** Aluminum
- **Item dimensions L x W x H:** 8.9 x 8.9 x 2.5 centimeters

## Images

![3 1/2” Nominal Non-Locking Aluminum Diesel Fuel Cap for Select Internationals - Image 1](https://m.media-amazon.com/images/I/71N+dm5NF5L.jpg)
![3 1/2” Nominal Non-Locking Aluminum Diesel Fuel Cap for Select Internationals - Image 2](https://m.media-amazon.com/images/I/81SCD0jZGrL.jpg)
![3 1/2” Nominal Non-Locking Aluminum Diesel Fuel Cap for Select Internationals - Image 3](https://m.media-amazon.com/images/I/71CSnfAOHsL.jpg)
![3 1/2” Nominal Non-Locking Aluminum Diesel Fuel Cap for Select Internationals - Image 4](https://m.media-amazon.com/images/I/817IePiNhhL.jpg)
![3 1/2” Nominal Non-Locking Aluminum Diesel Fuel Cap for Select Internationals - Image 5](https://m.media-amazon.com/images/I/813Ia4tXKAL.jpg)

## Frequently Bought Together

- Road Superior Truck Parts 3 1/2” Nominal Non-Locking Aluminum Diesel Fuel Cap for Select Internationals
- TINWID1919 Diesel Fuel Cap for Internationals truck 3 1/2” Nominal Non-Locking

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-02-19*