8" Tri Clover Compatible Tri Clamp Style Ferrule - Long ferrules are typically welded into a vessel wall or lid like a Hot Liquor Tank, Mash Tun or Boil Kettle. If you're welding it to tubing, then you would ususally use a short ferrule. Ferrule wall is .065".  This ferrule is great for welding to the top of a fermenter or any other vessel to make an access port for dry hopping or pitching yeast. These massive ferrules are difficult to find but Brewers Hardware has them in stock and ready to ship.  304 Stainless.

Specifications

Material: 304 Stainless Steel

Flange Outside Diameter: 8.51"

Tubing Inside Diameter: 7.875"

Tubing Outside Diameter: 8"

Overall Length: 1.5"