Unknown 3/4 304 Square Head Pipe Plug 3/4" Lot of 4

The components marked 3/4 304 are Type 304 stainless steel square head pipe plugs, used to seal the ends of female threaded pipe fittings or outlets. The hex head design allows for easy installation and removal using a wrench. Manufacturer: (Unbranded / Industrial Standard) Model/Marking: 3/4 304 Type: Square head pipe plug Material: 304 stainless steel (AISI 304) Nominal Pipe Size: 3/4 inch Connection Type: Male NPT (National Pipe Thread) Pressure Rating: 150 psi (Class 150) Temperature Rating: Up to 425°C (800°F) Construction: Solid forged stainless steel Head Type: Hex head for wrench tightening Finish: Natural stainless steel, corrosion- and rust-resistant Standards: ASTM A182 / ASME B16.11 compliant Applications: Hydraulic and pneumatic systems, chemical processing, food and beverage, marine, and general industrial piping Country of Manufacture: USA Please review pictures carefully and let us know if you have any questions!