Sanitary Gasket Gasket Material Buna-N Connection/Fitting Type Tri-Clamp For Tube Outside Diameter 4 in Inside Diameter 3.9 in Outside Diameter 4.7 in Color Black Outside Diameter Style Standard X-Ray Detectable Not Rated Minimum Operating Temperature -35 Degrees F Maximum Operating Temperature 250 Degrees F Mesh Size 20 Center Material 316 Stainless Steel Center Construction Mesh Reinforced No Metal Detectable No