Hexagonal socket screw

Listed on the following equipment:
LifeSpan - TR1000B - (10B)
LifeSpan - TR3000iT - (AC**E,T3K)
LifeSpan - TR4000iT - (DN**A,DN**B,T4K)
LifeSpan - TR5500iM - (T5M)
LifeSpan - TR5500iT - (CT**B)
LifeSpan - TR5500iT - (CT**C,T55)
LifeSpan - TR800B-2017 - (DG**A,80B)

* Images may not be identical to part.