contact data, spst, normally open, ref dwg group 217, electrical ratings, dc, 32 v max, 1 amp resistive current rating; heater data, dc, 6.3 v rating, 4 w rating, 0.63 amp current rating; terminal data, 2 heater terminals, 5 terminals for contacts; hermetically sealed; metal enclosure; ambient temp range compensated for operation from minus 70 deg c to plus 70 deg c; rated for actuation time, 180 sec operating time, operating time is adjustable; o/a dim., excl terminals, 2.375 in. lg, 0.796 in. dia; mounts into std 7 pin miniature socket; generalpurpose use