--- product_id: 568136678 title: "Realth High Temperature Silicone Sealant/Sealant | RTV 3.53 oz (100 g) | Ultra Black Oil Resistant High Strength Sealants | for Repair of Car Motorcycle Machines (SG119)" brand: "realth" price: "$30.96" currency: USD in_stock: true reviews_count: 5 category: "Realth" url: https://www.desertcart.us/products/568136678-realth-high-temperature-silicone-sealant-sealant-rtv-3-53-oz store_origin: US region: United States of America --- # 100% waterproof & weatherproof seal Withstands -60°C to 280°C Ultra strong adhesion on metals & glass Realth High Temperature Silicone Sealant/Sealant | RTV 3.53 oz (100 g) | Ultra Black Oil Resistant High Strength Sealants | for Repair of Car Motorcycle Machines (SG119) **Brand:** realth **Price:** $30.96 **Availability:** ✅ In Stock ## Summary > 🛠️ Seal like a pro, last like a legend. ## Quick Answers - **What is this?** Realth High Temperature Silicone Sealant/Sealant | RTV 3.53 oz (100 g) | Ultra Black Oil Resistant High Strength Sealants | for Repair of Car Motorcycle Machines (SG119) by realth - **How much does it cost?** $30.96 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/568136678-realth-high-temperature-silicone-sealant-sealant-rtv-3-53-oz) ## Best For - realth enthusiasts ## Why This Product - Trusted realth brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Fast 24-Hour Cure Time:** Get back to work quickly with a reliable, fully cured seal in just one day. - • **Heavy-Duty & Weatherproof:** Built to endure harsh conditions—rain, heat, oil spills—without shrinking or dripping. - • **Extreme Temperature Resilience:** Keeps your seals intact from freezing cold to scorching heat, no cracks, no leaks. - • **Oil-Resistant & Flexible Formula:** Outperforms traditional silicones with superior oil resistance and flexibility under pressure. - • **Universal Metal & Material Compatibility:** Seals stainless steel, aluminum, brass, glass, wood—perfect for every project. ## Overview Realth High Temperature Silicone Sealant (3.53 oz) is a premium RTV silicone designed for professional-grade sealing on metals, glass, and wood. It offers exceptional oil resistance, flexibility, and adhesion, curing fully in 24 hours to create a waterproof, weatherproof, and heat-resistant seal that withstands temperatures from -60°C to 280°C. Ideal for automotive, motorcycle, and machinery repairs, it ensures durable, leak-proof performance under extreme conditions. ## Description Features: - It will not shrink, drip, run, leak or crack, resistant to any weather. - Make sure all surfaces are clean and free of grease. - It is extremely convenient for small corrections. - Let it cure for 24 hours and you will not have a problem. - Ideal for minor exhaust leaks under clamps. - The seal is subjected to high compression and excessive heat. - Great stuff when converting gearbox or transfer case. - Works great to reassemble the outboard motor after a rebuild. - This is a great choice for a sealant between two metal flanges that are both beautiful and flat. Package includes: - 1 x black silicone gasket maker. ## Features - All-powerful: This silicone seal manufacturer can work on all metals such as stainless steel, aluminium and brass, even if they are plated or contaminated by minor oils. It also works on glass, wooden objects, and anywhere sealing is required. They will fully cure and disassemble after 24 hours. - Occasions: Ideal for automobiles, motorcycles, all types of metal, oil pans, exhaust manifolds, water pumps, control covers, differential covers, drive housings, oil pans, valve covers, thermostat housings, mechanical assemblies, machine equipment, 3D printers and oven doors. - Wonderful performance: This RTV (room temperature vulcanized) silicone seal manufacturer is oil-resistant than conventional silicone and more flexible than cut seals. Safe, low odor and non corrosive with excellent adhesion, can withstand temperatures from -60 C to 280 C. - Function: Clean the surface of the seal or O-ring, apply our sealant to the seal and apply it where it is. It forms a robust and waterproof seal between tiny gaps when the product is exposed to moisture in the air. It will not shrink, drip, run, leak and crack, withstands any weather. - Heavy duty: Our RTV silicone is ideal for working on many tasks. Better than traditional adhesives and epoxy resins. Definitely a different smell, but maybe that has something to do with its superior performance. Perfect for oil resistant seals on motorcycles, various electrical applications as an insulator with high temperature adhesion and other various applications. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B1QL13W2 | | Best Sellers Rank | #443,198 in Car & Motorbike ( See Top 100 in Car & Motorbike ) #311 in Fillers, Adhesives & Sealants | | Brand | Realth | | Brand Name | Realth | | Colour | black | | Compatible Material | Glass, Metal | | Country of Publication | USA | | Customer Reviews | 4.4 out of 5 stars 983 Reviews | | Included Components | SG119 | | Item Dimensions | 19 x 9 x 3 Centimeters | | Item Form | Liquid | | Item Weight | 0.1 Kilograms | | Item dimensions L x W x H | 19 x 9 x 3 Centimeters | | Manufacturer | Realth | | Manufacturer Part Number | SG119 | | Material | Silicone | | Material Type | Silicone | | Model | SG119 | | Number of Items | 1 | | Style | Silicone | | Style Name | Silicone | | Surface Recommendation | Metal, Glass, Wood, Automotive, Motorcycle | | Unit Count | 100.0 Grams | | Water Resistance Level | Waterproof | ## Product Details - **Material:** Silicone - **Brand:** Realth - **Item Weight:** 0.1 Kilograms - **Item dimensions L x W x H:** 19 x 9 x 3 Centimeters - **Water Resistance Level:** Waterproof ## Images ![Realth High Temperature Silicone Sealant/Sealant | RTV 3.53 oz (100 g) | Ultra Black Oil Resistant High Strength Sealants | for Repair of Car Motorcycle Machines (SG119) - Image 1](https://m.media-amazon.com/images/I/61mu6jRJ87L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by B***1 on 28 October 2025* ### ⭐⭐⭐⭐⭐ Review *by A***R on 10 April 2026* ### ⭐⭐⭐⭐⭐ Review *by L***T on 29 January 2026* ## Frequently Bought Together - Realth Silicone Gasket Maker | 1 Pack 3.53 Oz(100g) | Ultra Black RTV | High Temperature | Oil Resistance | High Strength Flange Sealing for Automotive Machine Equipment Repairing(SG119) - Holts Parts & Brake Cleaner Spray, Brake and Clutch Cleaner, Fast Acting & Powerful Brake Cleaner, Cleans & Degreases Any Surface, Paintwork Safe Car Brake Cleaner, 360° Spray Bottle 600ml --- ## 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.us/products/568136678-realth-high-temperature-silicone-sealant-sealant-rtv-3-53-oz](https://www.desertcart.us/products/568136678-realth-high-temperature-silicone-sealant-sealant-rtv-3-53-oz) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-09*