---
product_id: 97423322
title: "National 442251 Oil Seal"
brand: "national"
price: "€ 18.28"
currency: EUR
in_stock: true
reviews_count: 8
url: https://www.desertcart.sk/products/97423322-national-442251-oil-seal
store_origin: SK
region: Slovakia
---

# Low swell in hydrocarbon fluids Temp range -40°F to 225°F Springless single-lip design National 442251 Oil Seal

**Brand:** national
**Price:** € 18.28
**Availability:** ✅ In Stock

## Summary

> 🛡️ Seal the deal with confidence—performance that never leaks!

## Quick Answers

- **What is this?** National 442251 Oil Seal by national
- **How much does it cost?** € 18.28 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/97423322-national-442251-oil-seal)

## Best For

- national enthusiasts

## Why This Product

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

## Key Features

- • **Built to Brave Extremes:** Operates flawlessly from -40°F to 225°F for all climates
- • **Seamless Repair Upgrade:** Ideal for every repair, boosting engine efficiency and reliability
- • **Precision Fit, Zero Hassle:** Engineered for a perfect, reliable seal every time
- • **Durability Meets Efficiency:** Low swell in hydrocarbon fluids ensures long-lasting performance
- • **Trusted Legacy, Modern Tech:** Backed by 75+ years of sealing innovation and quality

## Overview

The National 442251 Oil Seal features a springless single-lip design crafted from nitrile rubber and steel, delivering reliable sealing performance across a wide temperature range (-40°F to 225°F). Its low swell in hydrocarbon fluids ensures durability and efficiency, making it a trusted choice for professional-grade mechanical repairs backed by over 75 years of industry expertise.

## Description

National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today's vehicles.

Review: Fit good - Proper fit
Review: High quality seal. - High quality seal that worked great.

## Features

- Design type: springless; single-lip
- Temperature range: -40°F to 225°F / -40°C to 107°C
- Good low temperature capability
- Low swell in hydrocarbon fluids
- Delivers quality and reliable performance for every type of repair

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0012UEHCE |
| Best Sellers Rank | #809,393 in Automotive ( See Top 100 in Automotive ) #765 in Automotive Replacement Crankshaft Seals |
| Brand | National |
| Brand Name | National |
| Container Type | Can" or "Bottle |
| Customer Reviews | 4.8 out of 5 stars 46 Reviews |
| Global Trade Identification Number | 00724956129768 |
| Included Components | Multi Purpose Seal |
| Item Form | Oil |
| Item Weight | 27.22 g |
| Manufacturer | National |
| Material | Nitrile Rubber, Steel |
| Model Number | 442251 |
| Number of Items | 1 |
| Package Information | Can" or "Bottle |
| Part Number | 442251 |
| Recommended Uses For Product | Mechanical |
| SAE J300 Viscosity Grade | 0W-16 |
| Specific Uses For Product | Increase Efficiency |
| UPC | 724956129768 |
| Unit Count | 1.0 Count |
| Upper Temperature Rating | 107 Degrees Celsius |

## Images

![National 442251 Oil Seal - Image 1](https://m.media-amazon.com/images/I/716xNWx0-RL.jpg)
![National 442251 Oil Seal - Image 2](https://m.media-amazon.com/images/I/611OY+vBDrL.jpg)
![National 442251 Oil Seal - Image 3](https://m.media-amazon.com/images/I/311POKAusXL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fit good
*by G***6 on April 16, 2025*

Proper fit

### ⭐⭐⭐⭐⭐ High quality seal.
*by S***I on June 3, 2025*

High quality seal that worked great.

### ⭐⭐⭐⭐⭐ Good quality.
*by K***T on January 19, 2025*

Installed these during a wheel bearing pack.

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**Shop now:** [https://www.desertcart.sk/products/97423322-national-442251-oil-seal](https://www.desertcart.sk/products/97423322-national-442251-oil-seal)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-08-24*