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Mounting Boss PropertyManager

The Mounting Boss PropertyManager appears when you create a new mounting boss fastening feature.

Click Mounting Boss (Fastening Features toolbar) or Insert > Fastening Feature > Mounting Boss.


Select a face Defines a planar or non-planar face on which to place the mounting boss. Where you select the face, the software creates a point in a 3D sketch. Edit the sketch and dimension the point to position the mounting boss.
To place the mounting boss at an exact predefined location, before or after you create the boss, create a sketch with a point at the desired location, then select that point for Select a face .
You cannot edit the point during feature creation.
  Select Direction (non-planar faces only) Sets a direction for the boss. If not specified, the boss is placed normal to the face at the selected point. Click Reverse Direction if necessary.
Select circular edge (optional) Defines a circular edge to position the center axis of the mounting boss.

The projected center of the circular edge must intersect the face where the mounting boss is positioned.

Mounting boss position before selecting circular edge:

Position after selecting circular edge:

Boss Type

Select Hardware Boss or Pin Boss.

A hardware boss can accept a screw.
Hardware Boss Select Head pm_head_side_button or Thread pm_thread_side_button
Pin Boss Select Pin pm_pin_mountboss or Hole pm_hole_mountboss

To set options for the boss sub-type, see Hardware Boss Options or Pin Boss Options.


  Select a direction vector Defines a direction vector to position the first fin. Click Reverse Direction if necessary.

No draft:


Enter the number of fins You can enter 0 if you do not want any fins.

  Equally spaced (Available for two fins only.) Creates a 180 degree angle between the two fins. This option is useful for corner bosses. Clear this option to select a direction vector that defines the second fin's orientation.

Equally spaced selected:

Equally spaced cleared:

Select a face or edge to define the orientation of the second fin. See Varying a Fin's Direction.

pm_fin_parameters Set fin parameters Sets fin parameters.
  • A. Defines fin's length
  • B. Defines fins' width
  • C. Defines fins' height
  • D. Defines draft angle of the fins
  • E. Defines distance for fin chamfer from edge of fin
  • F. Defines angle for fin chamfer
Fin length is measured from the center of the boss:

Fin width sets the thickness at the base of the fin, before applying draft:


Manages a list of favorites that you can reuse in models.

Apply Defaults/No Favorites Resets to No Favorite Selected and the default settings.
Add or Update Favorite Creates or updates a favorite with the options you set in the PropertyManager.
Delete Favorite  
Save Favorite  
Load Favorite Browse to a folder and select a favorite.

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