2 Male British Standard Pipe Parallel x 2 Male British Standard Pipe Parallel Bulkhead with Locking NutThe 2 Male British Standard Pipe Parallel (BSPP) x 2 Male BSPP Bulkhead Union with Locking Nut is a precision hydraulic fitting designed to connect two ports securely. The bulkhead union is a fitting that allows for a connection to be made through a wall or barrier, often used to create a seal through a container or panel. The locknut provides extra security, ensuring that the fitting stays securely in place even under pressure. Specifications Details