Unknown M304/L40WMB1404J0256 Threaded Pipe Nipple Lot of 3

The components marked M304/L40WMB1404J0256 appear to be Type 304 stainless steel threaded pipe nipples, typically used for connecting sections of threaded pipe or fittings in fluid and gas systems. These are precision-machined pieces with male NPT threads on both ends. Manufacturer: (Unbranded / Industrial Standard) Model/Marking: M304/L40WMB1404J0256 Type: Threaded pipe nipple Material: 304 stainless steel (AISI 304) Nominal Size: 1/2 inch (estimated based on proportion) Length: 4 inches (nominal) Thread Type: Male NPT (National Pipe Thread) both ends Pressure Rating: 150 psi (Class 150, typical for schedule 40) Wall Thickness: Schedule 40 Temperature Rating: Up to 425°C (800°F) Finish: Machined stainless steel, corrosion-resistant Standard Compliance: ASTM A312 / ASME B1.20.1 Applications: Plumbing, hydraulic and pneumatic systems, chemical processing, food and beverage, and general industrial piping Country of Manufacture: USA Please review pictures carefully and let us know if you have any questions!