vacuum container??

Here is the steel weld on bung.


View attachment O2SensorBung-225225.jpg


[ame="http://www.ebay.com/itm/Weld-Bung-for-Oil-Pan-1-2-NPT-Female-Steel-/190525150980?pt=Motors_Car_Truck_Parts_Accessories&hash=item2c5c2f1704&vxp=mtr"]Weld Bung for Oil Pan 1 2" NPT Female Steel | eBay[/ame]


Then use this magnetic pipe plug with it.

View attachment $_1.JPG


[ame="http://www.ebay.com/itm/Trans-Dapt-9064-1-2-NPT-Magnetic-Drain-Plug-/351112997555?pt=Motors_Car_Truck_Parts_Accessories&hash=item51bff72ab3&vxp=mtr"]Trans Dapt 9064 1 2 034 NPT Magnetic Drain Plug | eBay[/ame]