---
product_id: 294905806
title: "Loctite 577 Medium Strength Liquid Thread Sealant 50ml Tube"
brand: "loctite"
price: "128.76 DT"
currency: TND
in_stock: true
category: "Loctite"
url: https://www.desertcart.tn/products/294905806-loctite-577-medium-strength-liquid-thread-sealant-50ml-tube
store_origin: TN
region: Tunisia
---

# Medium strength, reliable hold Fills gaps up to 0.25mm Seals against corrosion Loctite 577 Medium Strength Liquid Thread Sealant 50ml Tube

**Brand:** loctite
**Price:** 128.76 DT
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal it tight, seal it right – don’t let leaks steal your spotlight!

## Quick Answers

- **What is this?** Loctite 577 Medium Strength Liquid Thread Sealant 50ml Tube by loctite
- **How much does it cost?** 128.76 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/294905806-loctite-577-medium-strength-liquid-thread-sealant-50ml-tube)

## 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

- • **Metal Mastery:** Works seamlessly on all metal types, including active and passive metals.
- • **Gap-Filling Genius:** Fills thread gaps up to 0.25 mm, ensuring a perfect fit every time.
- • **Corrosion Combatant:** Protects pipe joints from corrosion, extending the life of your fittings.
- • **Leak-Proof Lockdown:** Creates a 100% sealed, hard thermoset plastic barrier that stops leaks instantly.
- • **Chemical & Thermal Resilience:** Withstands harsh chemicals and temperature swings without shrinking or shredding.

## Overview

Loctite 577 is a medium strength liquid thread sealant designed for metal pipes and fittings. It fills gaps up to 0.25 mm, cures into a durable thermoset plastic, and provides a 100% leak-proof seal. Compatible with all metal substrates, it also protects against corrosion and resists chemical and thermal damage, making it a trusted choice for professional-grade sealing.

## Description

LOCTITE 577 is designed for the locking and sealing of metal pipes and fittings as well as other threaded assemblies. The product provides an instant, low-pressure seal for metal pipes and fittings. It will not creep, shrink or shred. It has excellent chemical and thermal resistance and offers less migration of liquid product after application

## Features

- Prevents leakage: It fills all gaps between the mating threads and cures into a hard thermoset plastic that provides 100% seal.
- Medium strength general purpose threadsealant with large gap filling (up to 0.25 mm) capacity.
- Works on all metal substrates including active and passive metals.
- Seals pipe joint against corrosion.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B015QOFLLC |
| Best Sellers Rank | #47,007 in Car & Motorbike ( See Top 100 in Car & Motorbike ) #43 in Fillers, Adhesives & Sealants |
| Brand | Loctite |
| Brand Name | Loctite |
| Compatible Material | Metal |
| Customer Reviews | 4.3 out of 5 stars 10 Reviews |
| Item Form | Liquid |
| Manufacturer | Loctite |
| Manufacturer Part Number | 577 |
| Material | Polymer-based material |
| Material Type | Polymer-based material |
| Model | 30993 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Style | Compact |
| Style Name | Compact |
| Surface Recommendation | metal |
| Unit Count | 50.0 Milliliters |
| Water Resistance Level | Not Water Resistant |

## Product Details

- **Brand:** Loctite
- **Item Form:** Liquid
- **Material:** Polymer-based material
- **Style:** Compact
- **Water Resistance Level:** Not Water Resistant

## Images

![Loctite 577 Medium Strength Liquid Thread Sealant 50ml Tube - Image 1](https://m.media-amazon.com/images/I/31tTX7WjPNL.jpg)

## Questions & Answers

**Q: Can it be used for roof leakage**
A: No sir. 577 is a pipe thread sealant. For roof leakage pl use silicone sealant. 
You can contact us directly for the same

## Frequently Bought Together

- Loctite 577 Medium Strength Liquid Thread Sealant 50ml Tube
- Genuine Henkel Loctite 222 Threadlocking Adhesive - Low Strength - Easy Disassembly - Suitable for All Metal Threaded Assemblies - Glue 50 ML
- Loctite Henkel 242 50ml Threadlocker Medium Strength Glue

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**Shop now:** [https://www.desertcart.tn/products/294905806-loctite-577-medium-strength-liquid-thread-sealant-50ml-tube](https://www.desertcart.tn/products/294905806-loctite-577-medium-strength-liquid-thread-sealant-50ml-tube)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-07-07*