Black Square Plug: 3/4", 125 psi, Threaded MPN:0318902400

The Black Square Plug delivers unbeatable sealing performance for high pressure systems with its capacity of up to 125psi, engineered from durable nickel-plated steel. Featuring a standard threaded insert measuring at 3/4in diameter and designed for resistance against corrosion ideal in many applications such as pneumatic systems or automotive engines where strong sealing is vital. Suitable for both DIY enthusiasts, techs as well professionals working in industries like aerospace or engineering that requires pressure three times greater than regular plugs. Our product provides reliable options perfecting its usage without compromise.