Screw Autotrol Valve 85F - 1006091 used with older 440 Timer to hold Face Plate to time housing - Not Valve Top Plate.
No. 6 x 1/2 inch self tapping.
We have NONE of these left, as the 440 timers have not been produced since around 2002 ( switched to 440i Case after that ).
Not to be confused with more commonly needed Screw, 33F
Screw Autotrol Valve 33F - 1006093 - 1234170 used Autotrol 155, 255, 163, 168, and others. One used to hold Locking Bar on Models 155 and 255.
Same stainless steel self tapping screw used to hold Top Plate to upper valve body