--- product_id: 442851411 title: "Boltigen Fire Hydrant Hose Adapter, 1-1/2\" NPT x 1-1/2\" NST (NH) Male Hex Fire Hose Fitting Double Male Brass Fire Hydrant Adapter" brand: "boltigen" price: "€ 61.53" currency: EUR in_stock: true reviews_count: 5 category: "Boltigen" url: https://www.desertcart.be/products/442851411-boltigen-fire-hydrant-hose-adapter-1-1-2-npt-x store_origin: BE region: Belgium --- # 1.5" dual-thread precision fit Hex design for wrench-tight control Premium corrosion-resistant brass Boltigen Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Fire Hose Fitting Double Male Brass Fire Hydrant Adapter **Brand:** boltigen **Price:** € 61.53 **Availability:** ✅ In Stock ## Summary > 🔥 Connect with Confidence, Command the Flow! 🔩 ## Quick Answers - **What is this?** Boltigen Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Fire Hose Fitting Double Male Brass Fire Hydrant Adapter by boltigen - **How much does it cost?** € 61.53 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/442851411-boltigen-fire-hydrant-hose-adapter-1-1-2-npt-x) ## 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 - • **Hex Power Grip:** Hexagonal midsection ensures firm wrench grip—no slips, no loosening, just rock-solid connections. - • **Dual-Threaded Mastery:** Seamlessly connects 1-1/2" NPT and NST hoses for ultimate compatibility. - • **Quality You Can Trust:** 100% factory inspected with a customer-first warranty—because your safety deserves no compromises. - • **Built to Brave the Elements:** Crafted from high-grade brass, engineered to resist corrosion and high heat with unmatched durability. - • **Versatile Fire-Ready Adapter:** Ideal for fire brigades, industrial setups, agriculture, and civil protection—be ready wherever duty calls. ## Overview The Boltigen Fire Hydrant Hose Adapter is a robust 1-1/2" double male fitting combining NPT and NST threads, crafted from premium brass for superior corrosion resistance and heat durability. Its hexagonal design allows secure wrench operation, preventing loosening during use. Trusted by fire departments and industries alike, this adapter ensures reliable, leak-proof connections for critical water flow applications. ## Description Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex 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 Review: product was A1 - arrived quickly and was very well made , unfortunatly the thread pattern was not what I had so had to sadly return Review: Good fit - Fitting fit my pump 1 1/2" npt threads and my fire hose connectors well. ## 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 | |---------------|-------| | ASIN | B09Y1L9CHV | | Brand | Boltigen | | Brand Name | Boltigen | | Color | Gold | | Colour | Gold | | Connector Type | Adapter | | Connector type | Adapter | | Customer Reviews | 4.8 out of 5 stars 112 Reviews | | Exterior Finish | Brass | | Item Weight | 45 g | | Manufacturer | Boltigen | | Material | Brass | | Material Type | Brass | | Number of Pieces | 1 | | Size | 1-1/2" NPT Male x 1-1/2" NST Male | | Thread Size | 1.5 inch | | Thread Type | NPT | | Thread size | 1.5 inch | | UPC | 747992564195 | | Unit Count | 1.0 Count | ## 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 ## Images ![Boltigen Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Fire Hose Fitting Double Male Brass Fire Hydrant Adapter - Image 1](https://m.media-amazon.com/images/I/712GcpWSU4L.jpg) ![Boltigen Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Fire Hose Fitting Double Male Brass Fire Hydrant Adapter - Image 2](https://m.media-amazon.com/images/I/716N9cLjd4L.jpg) ![Boltigen Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Fire Hose Fitting Double Male Brass Fire Hydrant Adapter - Image 3](https://m.media-amazon.com/images/I/71HOFZxuu1L.jpg) ![Boltigen Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Fire Hose Fitting Double Male Brass Fire Hydrant Adapter - Image 4](https://m.media-amazon.com/images/I/71NyEJ5ywdL.jpg) ![Boltigen Fire Hydrant Hose Adapter, 1-1/2" NPT x 1-1/2" NST (NH) Male Hex Fire Hose Fitting Double Male Brass Fire Hydrant Adapter - Image 5](https://m.media-amazon.com/images/I/81tprnvrzjL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ product was A1 *by G***K on 17 January 2024* arrived quickly and was very well made , unfortunatly the thread pattern was not what I had so had to sadly return ### ⭐⭐⭐⭐⭐ Good fit *by J***D on 11 March 2026* Fitting fit my pump 1 1/2" npt threads and my fire hose connectors well. ### ⭐⭐⭐⭐ works great *by T***M on 8 December 2025* exactly what I needed and couldn't find elsewhere --- ## 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.be/products/442851411-boltigen-fire-hydrant-hose-adapter-1-1-2-npt-x](https://www.desertcart.be/products/442851411-boltigen-fire-hydrant-hose-adapter-1-1-2-npt-x) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-07-08*