MS27401 X - MS27401X (NOTICE 1), MILITARY SPECIFICATION SHEET, RELAYS, ELECTROMAGNETIC, TYPE I, (INCLUDING ESTABLISHED RELIABILITY (ER) TYPES), PERMANENT MAGNET DRIVE, 10 AMPERES, 2PDT, HERMETICALLY SEALED (2 OCT 1995) [SUPERSEDED BY MIL-R-83536/9, 10, AND 11]