Paxar Rewind Monarch 415 Operator's Handbook Manual page 8

Monarch 415 Rewind Operator's Handbook
6. Turn the hub and hub flange at least one full turn
counterclockwise to tighten the supply strip.
7. Push the supply guide against the hub then slide it against
the supply.
NOTE: Units with 3" hubs have a flanged disk instead of
a supply guide.
Slide this disk over the hub and against the
stock/core (Figure 4).
4
Figure 4