Vendors

Here is a list of vendors for reference.

FIRST specific

General Hardware/Materials
Rankin Automation (8020 suppliers:  great discount to FIRST teams)
ePlastics
OnlineMetals
MetalsDepot
VXB  (Bearings of many types.)

General Electronics
Automation Direct (They have brass fittings, too)
Powerwerx

Mechanical (Gearing, etc.)
Bumper Supplies
Bumper Fabric (Get 1000 Denier Cordura Nylon, red and electric blue.)

Hobby Electronics