MIL-DTL-52618F, DETAIL SPECIFICATION: FITTINGS, PIPE, ALUMINUM-ALLOY THREADED, 150-POUND, GENERAL SPECIFICATION FOR (12-APR-2012)

MIL-DTL-52618F, DETAIL SPECIFICATION: FITTINGS, PIPE, ALUMINUM-ALLOY THREADED, 150-POUND, GENERAL SPECIFICATION FOR (12-APR-2012)., This specification covers aluminum-alloy threaded pipe fittings, 150-pound class. The aluminum fittings are primarily intended for use with threaded aluminum piping in water or liquid petroleum product service. These fittings are military unique because they must withstand a hydrostatic proof pressure of 250 psi (1.72 MPa), commercial fittings are not designed to withstand this pressure.