Model 6883 and 6884
Dual Binding Posts with Base (raised base)
This info is not shown on the data sheet:
The width of the 6883 and 6884 is 1.38”. For the max panel thickness, it is 4mm, where the threads are M5 x 0.8.
Panel cutout information, it is a 13.5mm (x2) diameter cutouts with spacing of 0.75” from center to center.
https://flukecorporation.zendesk.com/agent/tickets/759766