The Gruvlok Figure 7400SS coupling is available in 1-1/4" – 8" sizes. The standard material is ASTM A 743 CF8M (Type 316) cast stainless steel, which is ideal for corrosive environments.
Any Gruvlok gasket material may be utilized in the 7400SS coupling for a broad array of applications. Gasket properties are as designated in accordance with ASTM D 2000. The 7400SS is provided with ASTM A 193 B8M bolts and ASTM A 194 Grade 8M nuts.