The 3" Brass Long Shank NPSH Male Coupler by Sealfast is engineered for secure connections in water and fluid transfer applications. Constructed from high-quality brass, this coupler offers excellent resistance to corrosion and wear. The long shank design allows for easy attachment to hoses and fittings, ensuring a tight seal. This product is compatible with NPSH (National Pipe Straight Hose) standards, making it ideal for firefighting, irrigation, and industrial use. Its robust construction ensures reliability in demanding environments.