Timer Locking Flag Pin used to hold timer assembly in place.
Old PN # 5F and Newer PN # 1031391.
Older versions were white, and the new version is black.
Length is 1 and 3/4" in length.
This "flag" pin helps hold the Timer Assembly down in place.
The "flag" should be turned 90 degrees to the right or the left to "lock" the timer assembly into its proper position.