MS14314C, MILITARY SPECIFICATION SHEET, PLUGS, PIPE, BRASS OR BRONZE, THREADED (SQUARE HEAD AND SQUARE SOCKET), CLASSES 250 AND 125 (28 FEB 1994)
MS14314C, MILITARY SPECIFICATION SHEET, PLUGS, PIPE, BRASS OR BRONZE, THREADED (SQUARE HEAD AND SQUARE SOCKET), CLASSES 250 AND 125 (28 FEB 1994).