Quantity   Component name
1 × A couple 4-40 washers, brass or steel is fine. You ought to have this around...
1 × Stahl 40W solder station...note the Parts Express pic. $15
1 × Permatex 81160 High-Temp Red RTV Silicone Gasket - Amazon, or similar. $5
1 × Tetra Whisper Air Pump (10G) - Amazon $8
1 × Tubing and Tee for the air pump - Amazon. Perhaps $2 - $3
1 × Thin Brass Tube, 3 mm x .225 mm (3) ; OR, 'Tube Assortment' - Amazon about $6 to $7