---
product_id: 294905806
title: "Loctite 577 Medium Strength Liquid Thread Sealant 50ml Tube"
brand: "loctite"
price: "S$31"
currency: SGD
in_stock: true
category: "Loctite"
url: https://www.desertcart.sg/products/294905806-loctite-577-medium-strength-liquid-thread-sealant-50ml-tube
store_origin: SG
region: Singapore
---

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

**Brand:** loctite
**Price:** S$31
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal it like a pro—don’t let leaks steal your edge!

## Quick Answers

- **What is this?** Loctite 577 Medium Strength Liquid Thread Sealant 50ml Tube by loctite
- **How much does it cost?** S$31 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/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

- • **Corrosion Defense:** Seals pipe joints to prevent corrosion, extending the life of your fittings and installations.
- • **Gap-Filling Power:** Fills thread gaps up to 0.25mm, delivering a perfect fit even on imperfect surfaces.
- • **Lock & Seal with Confidence:** Instant low-pressure seal that won’t creep or shrink, ensuring your metal threads stay locked tight.
- • **Chemical & Thermal Resilience:** Withstands harsh chemicals and temperature fluctuations, keeping your seals intact under pressure.
- • **Universal Metal Compatibility:** Works seamlessly on all metal substrates, including active and passive metals—versatility that professionals trust.

## Overview

Loctite 577 is a medium-strength liquid thread sealant designed for metal pipes and fittings. It fills gaps up to 0.25mm, cures into a durable thermoset plastic, and provides a reliable, corrosion-resistant seal that resists chemical and thermal stress. Ideal for professionals seeking a trusted, versatile solution to lock and seal threaded metal assemblies.

## 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 | #73,099 in Car & Motorbike ( See Top 100 in Car & Motorbike ) #81 in Fillers, Adhesives & Sealants |
| Brand | Loctite |
| Brand Name | Loctite |
| Compatible Material | Metal |
| Country of Publication | India |
| 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.sg/products/294905806-loctite-577-medium-strength-liquid-thread-sealant-50ml-tube](https://www.desertcart.sg/products/294905806-loctite-577-medium-strength-liquid-thread-sealant-50ml-tube)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-05-19*