---
product_id: 265227981
title: "LOCTITE Black RTV Silicone Adhesive Sealant for Automotive: General Purpose Indoor & Outdoor Sealant, Waterproof, Flexible, High-Temperature, Black, 80 ml Tube (PN: 37460-491979)"
brand: "loctite"
price: "147 Lei"
currency: RON
in_stock: false
reviews_count: 5
category: "Loctite"
url: https://www.desertcart.ro/products/265227981-loctite-black-rtv-silicone-adhesive-sealant-for-automotive-general-purpose
store_origin: RO
region: Romania
---

# 100% waterproof & weatherproof High-temp resistance up to 450°F Multi-surface adhesion versatility LOCTITE Black RTV Silicone Adhesive Sealant for Automotive: General Purpose Indoor & Outdoor Sealant, Waterproof, Flexible, High-Temperature, Black, 80 ml Tube (PN: 37460-491979)

**Brand:** loctite
**Price:** 147 Lei
**Availability:** ❌ Out of Stock

## Summary

> 🖤 Seal it like a pro—black, bold, and built to last!

## Quick Answers

- **What is this?** LOCTITE Black RTV Silicone Adhesive Sealant for Automotive: General Purpose Indoor & Outdoor Sealant, Waterproof, Flexible, High-Temperature, Black, 80 ml Tube (PN: 37460-491979) by loctite
- **How much does it cost?** 147 Lei with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/265227981-loctite-black-rtv-silicone-adhesive-sealant-for-automotive-general-purpose)

## 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

- • **Flexible Strength:** Flexes with movement to absorb shocks and prevent cracking, ensuring long-lasting bonds.
- • **All-Weather Warrior:** Waterproof and resistant to oils, grease, vibration, and weather—your sealant for every season.
- • **Rapid Tack-Free Cure:** Ready to handle in just 1 hour, fully cured in 24 hours—speed up your projects without compromise.
- • **Unmatched Heat Endurance:** Withstands extreme temps from -80°F to 450°F, perfect for automotive and industrial use.
- • **Universal Surface Compatibility:** Bonds effortlessly to metal, glass, plastic, fabric, vinyl, and more—one tube, endless possibilities.

## Overview

LOCTITE Black RTV Silicone Adhesive Sealant is a high-performance, waterproof, and flexible sealant designed for indoor and outdoor use. It bonds to a wide range of materials including metal, glass, plastics, and fabrics, withstanding extreme temperatures from -80°F to 450°F. Its quick tack-free time and resistance to oils, weather, and vibration make it the go-to solution for automotive, electrical insulation, and general-purpose sealing needs.

## Description

LOCTITE Black RTV Silicone Adhesive/Sealant Tube - 80 milliliter features an RTV silicone black adhesive/sealant. It is a black general purpose, indoor, outdoor sealant. It seals, bonds repairs, mends, and secures glass, metal, plastics, fabric, vinyl, weather stripping, and vinyl tops.General-purpose, black RTV indoor/outdoor sealant. Seals, bonds, repairs, mends, and secures glass, metal, plastics, fabric, vinyl, weatherstripping, and vinyl tops. Protects and repairs electrical wiring. May be applied to horizontal or vertical surfaces. Waterproof and flexible. Temperature range: -80°F to 450°F (-62°C to 232°C); resists oil, water, weather, vibration, and grease.

Review: Easy to apply
Review: Good product

## Features

- RELIABLE ADHESION. This high temp silicone sealant works on most surfaces, including passive substrates (e.g. stainless steel, aluminum, plated surfaces). Resists hardening, shrinking & cracking.
- FLEXES WITH MOVEMENT. Enhances load bearing & shock absorbing characteristics of the bond area.
- ENVIRONMENTAL RESISTANCE. Tolerates contamination by oils, water, weather, vibration and grease.
- CONVENIENT CURING. Tack-free in 1 hour. Full-strength in 24 hours.
- LOCTITE 593 RTV BLACK SILICONE is designed for indoor and outdoor applications. It is especially suited for electrical insulation, protection and the sealing of ductwork, doors, vents, flues & windows.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000FW7V3M |
| Best Sellers Rank | #109,541 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #249 in Silicone Sealers |
| Brand | LOCTITE |
| Brand Name | LOCTITE |
| Color | Black |
| Colour | Black |
| Compatible Material | Metal, Plastic, Ceramic, Glass, Rubber, Wood, Concrete, Stone, Aluminium, Porcelain, Fabric, Faux Leather, Acrylic, Engineered Wood, Fibreglass, Brick, Polyurethane, Carbon Fibre, Vinyl, Paper, Cardboard, Leather, Gemstone, Marble, Polyvinyl Chloride |
| Container Type | Tube |
| Customer Reviews | 4.6 out of 5 stars 218 Reviews |
| Full Cure Time | 24 Hours |
| Global Trade Identification Number | 00079340374607 |
| Included Components | (1) Black RTV Silicone Adhesive/Sealant Tube - 80 ml |
| Item Form | Liquid |
| Item Package Quantity | 1 |
| Item Type Name | automotive-adhesives |
| Item Weight | 0.1 Kilograms |
| Item form | Liquid |
| Manufacturer | Loctite |
| Material | Silicone |
| Material Type | Silicone |
| Model | 37460 |
| Other Special Features of the Product | Water resistant |
| Special features | Water resistant |
| Specific Uses For Product | Electrical insulation, Protection, Ductwork sealing, Door, Vent, Flue, Window sealing |
| Specific uses for product | Electrical insulation, Protection, Ductwork sealing, Door, Vent, Flue, Window sealing |
| UPC | 079340374607 |
| Unit Count | 80.0 Milliliters |
| Viscosity | Medel till hög viskositet |
| Volume | 80 Milliliters |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** LOCTITE
- **Material:** Silicone
- **Item form:** Paste
- **Special features:** Waterproof
- **Colour:** Black

## Images

![LOCTITE Black RTV Silicone Adhesive Sealant for Automotive: General Purpose Indoor & Outdoor Sealant, Waterproof, Flexible, High-Temperature, Black, 80 ml Tube (PN: 37460-491979) - Image 1](https://m.media-amazon.com/images/I/711+jKO5sML.jpg)
![LOCTITE Black RTV Silicone Adhesive Sealant for Automotive: General Purpose Indoor & Outdoor Sealant, Waterproof, Flexible, High-Temperature, Black, 80 ml Tube (PN: 37460-491979) - Image 2](https://m.media-amazon.com/images/I/81pqhfJdevL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Can I bond rubber to painted metal if the metal is sanded? And does it clean up with mineral spirits?**
A: will bond to paint - does not clean up with mineral spirits.

**Q: Is this product suitable for sealing soldered electrical connections on a circuit board from rain exposuree?**
A: Yes, it should work fine as long as you're not making it a large application. Its dries and seals well. It doesn't have too much shrinkage.

**Q: Will this work to seal the edge and stick the edge of the windshield of my vehicle? Has glossy or matte finish? thanks**
A: It will seal around the windshield. It has a glossy finish

**Q: Could I use it to seal a pore/hole/crack (not visible) at the windshield gasket?**
A: yes, I think you can. I used it in the kitchen for sealing the counter top. I had to remove it months later and I used a razer blade to remove it.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Easy to apply
*by W***S on 3 June 2023*



### ⭐⭐⭐⭐⭐ Good product
*by E***L on 24 May 2025*



### ⭐⭐⭐⭐⭐ It works
*by J***F on 14 October 2024*



## Frequently Bought Together

- Loctite 37460 Black RTV Silicone Adhesive/Sealant Tube - 80 ml
- Permatex 81158 Black Silicone Adhesive Sealant, 3 oz. Tube, Pack of 1
- J-B Weld 31319 Black RTV Silicone Sealant and Adhesive - 3 oz.

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**Shop now:** [https://www.desertcart.ro/products/265227981-loctite-black-rtv-silicone-adhesive-sealant-for-automotive-general-purpose](https://www.desertcart.ro/products/265227981-loctite-black-rtv-silicone-adhesive-sealant-for-automotive-general-purpose)

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-02-06*