I drew this in Rhino and touched it up with meshmixer. Scale to your liking, this one is 3'' in diameter.
Printer Brand:
MakerBot
Printer:
MakerBot Replicator 2
Rafts:
Yes
Supports:
Yes
Resolution:
Low
Infill:
20%
Notes:
This is done in ABS, extruder set at 245c and the bed was set at 120.