You can set this in the part by going to the Tools tab > Doucment Settings > Bill of Materials tab, and setting the Base Quantity setting.
I hope this helps.
Best of luck to you in all of your Inventor pursuits,
Did you find this reply helpful ? If so please use the Accept as Solution or Kudos button below.
Access a broad range of knowledge to help get the most out of your products and services.
Start with some of our most frequented solutions or visit the Installation and Licensing Forum to get help installing your software.
Upgrading to a 2015 product? Make sure to check these out 1st!