4" Sight Spool

4" Diameter x 6" Tall Sight Spool. Top/Bottom Connections are 4" Sanitary, Sight glass connections are 2" Sanitary. All Sight Spools have the option to monitor temperature with a K-Type Thermocouple or not, we also have the data logger available for sale on the online store if you don't yet have one.

Gasket Temperature Ratings (Only comes with two 2" gaskets, 6 or 4 inch gaskets sold separately) 

Viton: -26°C to 230°C

Buna-N: -40°C to 110°C

PTFE: -73°C to 204°C

Tuf-Steel: -198°C to 287°C

Clamp Pressure Ratings
2 Inch: 1000psi
4 Inch: 600psi

N.B.Oler is American Fabricated Stainless steel, made in Bend Or.