Non resetting 50 Step Unit for Williams style electromechanical machines.
Reference:
C-6510 non resetting 50 step unit with bell
C-6510A non resetting 50 step unit without bell
1A-3610 arm
A-6488 drive arm
1A-1179A bell
1A-3601 L bracket
2A-3049 plunger
A-6492 coil stop
1C-3600 base plate
1A-3602 bracket
A-6489 ratchet lever
2A-3002 post shaft
2A-2003 post shaft
20A-8820 stud
A-6401-X ratchet sprocket and shaft