---
product_id: 395204747
title: "SI 5331, Liquid Thread Sealant for Pipes, Silicone Sealer for Cold and Hot Water Carrying Plastic and Metal Pipes, Vibration Resistant Silicone Sealant, 12x100ml"
brand: "loctite"
price: "$4815"
currency: MXN
in_stock: true
url: https://www.desertcart.mx/products/395204747-si-5331-liquid-thread-sealant-for-pipes-silicone-sealer-cold
store_origin: MX
region: Mexico
---

# Permanent elastic waterproofing Heat & cold resistant seal Vibration-proof secure hold SI 5331, Liquid Thread Sealant for Pipes, Silicone Sealer for Cold and Hot Water Carrying Plastic and Metal Pipes, Vibration Resistant Silicone Sealant, 12x100ml

**Brand:** loctite
**Price:** $4815
**Availability:** ✅ In Stock

## Summary

> 🔧 Seal it once, secure it forever – the pro’s choice for leak-proof pipes!

## Quick Answers

- **What is this?** SI 5331, Liquid Thread Sealant for Pipes, Silicone Sealer for Cold and Hot Water Carrying Plastic and Metal Pipes, Vibration Resistant Silicone Sealant, 12x100ml by loctite
- **How much does it cost?** $4815 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/395204747-si-5331-liquid-thread-sealant-for-pipes-silicone-sealer-cold)

## 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

- • **Temperature Tough:** Withstands extreme hot and cold water conditions without losing integrity.
- • **Air-Humidity Curing:** Self-hardens to a flexible, durable seal—no extra tools or heat needed.
- • **Vibration Resistant:** Ensures leak-proof connections even under constant mechanical stress.
- • **Bulk Industrial Pack:** 12 tubes of 100ml each, perfect for large-scale plumbing projects and maintenance.
- • **Universal Compatibility:** Seals both plastic and metal pipes flawlessly for versatile industrial use.

## Overview

LOCTITESI 5331 is a high-performance silicone-based liquid thread sealant designed for industrial plumbing applications. It creates a permanently elastic, vibration-resistant seal on both plastic and metal pipes carrying hot or cold water. The product cures via air humidity, ensuring easy application and durable, leak-proof connections. Supplied in a convenient 12-pack of 100ml tubes, it’s ideal for professionals seeking reliable, versatile pipe sealing solutions.

## Description

SI 5331, Liquid Thread Sealant for Pipes, Silicone Sealer for Cold and Hot Water Carrying Plastic and Metal Pipes, Vibration Resistant Silicone Sealant, 12x100ml

## Features

- Universally applicable - The water pipe sealant is ideal for hot and cold water-bearing plastic threads or plastic/metal combinations, e.g. in industrial installations
- Low-strength thread sealant - The piping sealant hardens via air humidity to form a permanently elastic seal. This seals effectively against both cold and hot water
- Secure connections - The connections made with the thread seal are secured and resistant to vibration loads for a secure hold of the threads in plumbing fittings
- Securing and sealing - The piping thread leak sealer is ideal for securing and sealing plastic piping and pipelines in industry, agriculture or wastewater systems
- Package contents - LOCTITE SI 5331, only for industrial usage, plumbing thread sealant based on acetoxy silicone, one-component sealant, paste-like consistency, white, 12x100ml tube

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Dimensions | 3.5 x 3.5 x 17.5 cm; 99.79 g |
| Item model number | 5331 |
| Number of Puzzle Pieces | 12 |
| Assembly Required | No |
| Batteries Required? | No |
| Batteries Included? | No |
| Material Type(s) | Metal,Plastic,Silicone |
| Color | White |
| Release date | 22 April 2021 |
| ASIN | B0052EGAXK |

## Product Details

- **Brand:** LOCTITE
- **Specific uses for product:** Craft
- **Material:** Metal,Plastic,Silicone
- **Item form:** Paste
- **Special features:** Strong

## Images

![SI 5331, Liquid Thread Sealant for Pipes, Silicone Sealer for Cold and Hot Water Carrying Plastic and Metal Pipes, Vibration Resistant Silicone Sealant, 12x100ml - Image 1](https://m.media-amazon.com/images/I/61jOKpRl5KS.jpg)

## Frequently Bought Together

- LOCTITE SI 5331, Liquid Thread Sealant for Pipes, Silicone Sealer for Cold and Hot Water Carrying Plastic and Metal Pipes, Vibration Resistant Silicone Sealant, 12x100ml
- LOCTITE 55 Pipe Thread Sealant, Non Curing Plumbers Tape for Plumbing Pipes and Fittings, Reliable Fast Action Cord for Metal and Plastic, 160m
- LOCTITE 577, Medium Strength Industrial Adhesive for Thread Sealing, Universal Liquid Adhesive for Pipes and Metal Threads, Chemically Resistant Thread Sealant, 50ml

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.mx/products/395204747-si-5331-liquid-thread-sealant-for-pipes-silicone-sealer-cold](https://www.desertcart.mx/products/395204747-si-5331-liquid-thread-sealant-for-pipes-silicone-sealer-cold)

---

*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-01-29*