--- product_id: 644478473 title: "Fire Hydrant Hose Adapter, 1-1/2\" NPT x 1-1/2\" NST (NH) Male Hex Nipple Fire Hose Fitting Double Male Brass Fire Hydrant Adapter" brand: "boltigen" price: "£31.45" currency: GBP in_stock: true url: https://www.desertcart.co.uk/products/644478473-fire-hydrant-hose-adapter-1-1-2-npt-x-1 store_origin: GB region: United Kingdom --- # 1.5" dual male threads Hex nipple for wrench grip Durable corrosion-resistant brass Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Nipple Fire Hose Fitting Double Male Brass Fire Hydrant Adapter **Brand:** boltigen **Price:** £31.45 **Availability:** ✅ In Stock ## Summary > 🔥 Connect with Confidence: The Brass Adapter That Means Business ## Quick Answers - **What is this?** Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Nipple Fire Hose Fitting Double Male Brass Fire Hydrant Adapter by boltigen - **How much does it cost?** £31.45 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/644478473-fire-hydrant-hose-adapter-1-1-2-npt-x-1) ## Best For - boltigen enthusiasts ## Why This Product - Trusted boltigen brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Hexagonal Grip Design:** Enhanced wrench surface prevents slippage, ensuring secure, hassle-free installation every time. - • **No-Rotation Stability:** Double male threads lock firmly, reducing loosening risks during hose movement—reliability you can trust. - • **Precision Dual Threading:** Seamlessly connects 1-1/2" NPT and NST hoses for versatile firefighting and industrial use. - • **Premium Brass Construction:** Engineered for superior heat resistance and corrosion protection, built to last under pressure. - • **Rigorous Quality Assurance:** 100% factory inspected for flawless performance, backed by responsive customer support. ## Overview This 1-1/2" NPT x 1-1/2" NST double male fire hydrant hose adapter is crafted from high-grade brass for exceptional heat resistance and corrosion durability. Featuring a hexagonal middle section for secure wrench handling and designed to prevent loosening during use, it’s ideal for firefighting, industrial, and civil protection applications. Factory-tested for quality, it ensures reliable, long-lasting connections in critical situations. ## Description Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Nipple Fire Hose Fitting Double Male Brass Fire Hydrant Adapter 1.Size: 1-1/2"NPT Male x 1-1/2"NH(NST) male 2.Connection: Hex tube fitting as a short length of pipe with threaded ends for connecting threaded pipes 3.Durable: All metal construction, made from high-quality brass, has strong corrosion resistance and ductility at high temperatures, durable to use 4.NH / NST: The most common thread type in use by fire departments today is NST or National Standard Thread. NST also goes by the initials NH or National Hose. It can even be referred to as NHT or National Hose Thread. But NST or NH is more common these days. NH = NST GHT: Threads are garden hose thread (GHT), which is 3/4″ diameter parallel (non-tapered) thread with a pitch of 11.5 threads per inch (TPI), which require gaskets or O-rings to seal when connected NPT: Threads are National Pipe Thread and is an American standard thread, NPT has tapered threads, so GHT and NPT threads are not compatible with each other ## Features - 【Size】Double male fire hose adapter with 1-1/2" male National Pipe Taper (NPT) threaded connection on one end and a 1-1/2" male National Standard Thread (NST) or National Hose (NH) connection on the other. - 【Material】Brass fire hydrant Hose adapters are made of brass for corrosion resistance, ductility at high temperature and low magnetic permeability, they are more heat-resistant than aluminum rigid fire hose and hydrant adapters. - 【Easy Operation】Brass fire hydrant hose connector with double male thread and hexagonal section in the middle for an increased bearing surface when adjusting the fitting with a wrench These fire hose fittings will not rotate as a hose is moved, making them less likely to loosen or break than swivel adapters. - 【Application】Brass fire hydrant adapter fittings used for connecting fire hose, pvc pipe and other low pressure pipes in the fire brigade, industry, refinery, building industry, agriculture, shipping, military and civil protection. - 【Quality Warranty】We did 100% inspection before these brass fire hydrant hose adapters leave our factory, if you have any problem with these products after you receive them, please feel free to contact us, we will give you a solution. ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | Boltigen | | Package Dimensions | 7.39 x 7.29 x 5.21 cm; 45.36 g | | Size | 1-1/2" NPT Male x 1-1/2" NST Male | | Material | Brass | | Number of Pieces | 1 | | Batteries included? | No | | Batteries Required? | No | | Item Weight | 45.4 g | ## Product Details - **Size:** 1-1/2" NPT Male x 1-1/2" NST Male - **Material:** Brass - **Brand:** Boltigen - **Connector type:** Adapter - **Thread size:** 1.5 inch - **Exterior finish:** Brass - **Thread type:** NPT - **Item weight:** 0.1 Pounds - **Number of pieces:** 1 - **Manufacturer:** Boltigen ## Images ![Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Nipple Fire Hose Fitting Double Male Brass Fire Hydrant Adapter - Image 1](https://m.media-amazon.com/images/I/712GcpWSU4L.jpg) ![Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Nipple Fire Hose Fitting Double Male Brass Fire Hydrant Adapter - Image 2](https://m.media-amazon.com/images/I/716N9cLjd4L.jpg) ![Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Nipple Fire Hose Fitting Double Male Brass Fire Hydrant Adapter - Image 3](https://m.media-amazon.com/images/I/71HOFZxuu1L.jpg) ![Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Nipple Fire Hose Fitting Double Male Brass Fire Hydrant Adapter - Image 4](https://m.media-amazon.com/images/I/71NyEJ5ywdL.jpg) ![Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Nipple Fire Hose Fitting Double Male Brass Fire Hydrant Adapter - Image 5](https://m.media-amazon.com/images/I/81tprnvrzjL.jpg) ## Available Options This product comes in different **Size** options. --- ## 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.co.uk/products/644478473-fire-hydrant-hose-adapter-1-1-2-npt-x-1](https://www.desertcart.co.uk/products/644478473-fire-hydrant-hose-adapter-1-1-2-npt-x-1) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-26*