---
product_id: 227407182
title: "638 Retaining Compound 50ml | High-Strength Retainer | High Temperature & Oil Resistant | Fast Fixture Time | High Viscosity | Bonds Shafts, Gears & Pulleys"
brand: "loctite"
price: "€ 19.72"
currency: EUR
in_stock: true
reviews_count: 5
category: "Loctite"
url: https://www.desertcart.sk/products/227407182-638-retaining-compound-50ml-high-strength-retainer-high-temperature-oil
store_origin: SK
region: Slovakia
---

# High-temp resistant Fast fixture time High viscosity for strong bonds 638 Retaining Compound 50ml | High-Strength Retainer | High Temperature & Oil Resistant | Fast Fixture Time | High Viscosity | Bonds Shafts, Gears & Pulleys

**Brand:** loctite
**Price:** € 19.72
**Availability:** ✅ In Stock

## Summary

> 🔧 Lock it down with Loctite 638 — where strength meets speed!

## Quick Answers

- **What is this?** 638 Retaining Compound 50ml | High-Strength Retainer | High Temperature & Oil Resistant | Fast Fixture Time | High Viscosity | Bonds Shafts, Gears & Pulleys by loctite
- **How much does it cost?** € 19.72 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/227407182-638-retaining-compound-50ml-high-strength-retainer-high-temperature-oil)

## Best For

- loctite enthusiasts

## Why This Product

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

## Key Features

- • **Precision Viscosity:** High viscosity formula guarantees a secure, gap-filling bond for shafts, gears, and pulleys.
- • **Rapid Bonding Power:** Fast fixture time means your projects move from assembly to action without delay.
- • **Unmatched Durability:** Engineered to withstand extreme temperatures and oil exposure, ensuring long-lasting performance.
- • **Trusted Industry Standard:** Ranked top 200 in universal adhesives with a solid 4.1-star rating, backed by Henkel’s premium quality.
- • **Versatile Metal Compatibility:** Specially formulated for metal components, delivering reliable retention in demanding industrial applications.

## Overview

Loctite 638 Retaining Compound is a premium methacrylate ester adhesive designed for high-strength bonding of metal parts. Its high viscosity ensures durable retention of shafts, gears, and pulleys, while its resistance to high temperatures and oils guarantees reliable performance in industrial environments. With a fast fixture time and waterproof properties, it’s the go-to solution for professionals demanding quick, lasting fixes.

## Description

From the manufacturer

Review: Good - Excellent product
Review: Loctite 638 - Good

## Features

- It is made up of premium quality material
- It is durable and long lasting
- It ensures you get the best usage for a longer period

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0074NAX8A |
| Best Sellers Rank | #3,680 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #95 in Universal Adhesives |
| Brand | Loctite |
| Brand Name | Loctite |
| Colour | Red |
| Compatible Material | Metal |
| Container Type | Bottle |
| Country of Publication | India |
| Customer Reviews | 4.2 out of 5 stars 74 Reviews |
| Importer Contact Information | Henkel Adhesives Technologies India Private Limited Plot No. D4/1, Kurkumbh Daundh MIDC Pune - 413 802 Maharashtra, India |
| Included Components | 1 |
| Item Form | Liquid |
| Item Package Quantity | 1 |
| Item Type Name | Adhesive |
| Item Weight | 80 Grams |
| Manufacturer | Henkel Adhesives Technologies India Private Limited Plot No. D4/1, Kurkumbh Daundh MIDC Pune - 413 802 Maharashtra, India, Loctite |
| Manufacturer Contact Information | Henkel Adhesives Technologies India Private Limited Plot No. D4/1, Kurkumbh Daundh MIDC Pune - 413 802 Maharashtra, India |
| Manufacturer Part Number | LOCTITE 638-50ml |
| Material | Methacrylate Ester |
| Material Type | Methacrylate Ester |
| Model | LOCTITE 638-50ml |
| Number of Pieces | 1 |
| Other Special Features of the Product | durable |
| Packer Contact Information | Henkel Adhesives Technologies India Private Limited Plot No. D4/1, Kurkumbh Daundh MIDC Pune - 413 802 Maharashtra, India |
| Special Feature | durable |
| Specific Uses For Product | durable |
| UPC | 079340214484 |
| Unit Count | 50 Milliliters |
| Viscosity Level | High |
| Volume | 50 Millilitres |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** Loctite
- **Item Form:** Liquid
- **Material:** Methacrylate Ester
- **Special Feature:** durable
- **Specific Uses For Product:** durable

## Images

![638 Retaining Compound 50ml | High-Strength Retainer | High Temperature & Oil Resistant | Fast Fixture Time | High Viscosity | Bonds Shafts, Gears & Pulleys - Image 1](https://m.media-amazon.com/images/I/71vsThz0VjL.jpg)

## Questions & Answers

**Q: Whats the operating temp of loctite 638 tm.....we have hair crack or say void in the mig-welded metal part....resulting into water sippage...**
A: Upto 180 deg Celsius after full cure. But shouldn't be used to fill hair crack. Use Loctite 290 instead for hair cracks.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good
*by S***Y on 23 April 2026*

Excellent product

### ⭐⭐⭐⭐⭐ Loctite 638
*by S***N on 2 February 2026*

Good

### ⭐⭐⭐⭐⭐ Excellent product
*by S***P on 2 February 2025*

This does it work perfectly. I wanted it to seal the bottom bracket of my carbon frame cycle and it worked..

## Frequently Bought Together

- LOCTITE®638-50ml| Retainer |high strength|high temperature performance | good oil tolerance| fast fixture time |tolerates minor contaminants| mild steel |high viscosity |for shafts, gears, pulleys|
- Loctite 243 threadlocker 50 ml bottle (pack of 2)

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**Shop now:** [https://www.desertcart.sk/products/227407182-638-retaining-compound-50ml-high-strength-retainer-high-temperature-oil](https://www.desertcart.sk/products/227407182-638-retaining-compound-50ml-high-strength-retainer-high-temperature-oil)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-05-11*