Havit 4" Butt Weld Flange GFS116STM

4" Flange, Hydraulic SAE Flange, Metric Mount, Butt Weld Flange, Companion, M16 Metric Bolt, 115.5 Boss Weld Diameter, Maximum Pressure 3000 psi, Havit Bolts, washers and O-Rings are not included and must be purchased separately. Code Information: AFS = Flange with O-Ring Groove, GFS = Flange with Flat Face.