Williams electromechanical Credit unit and 50 Step Unit bracket.
Reference:
1A-2423
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Step unit base plate bracket

Shoulder stud - step unit

Shoulder stud - step unit

Plunger - score unit 50 step drive 02-3049

Plunger - step unit 1-37/64 inch

1/4 inch core height coil stop with 3/8 inch on center mounting holes.

Step unit -Williams 50 resetting

Replay Unit for Williams style electromechanical machines. Reference:...