Schroefplug met ontluchtingsgat GN 441-22-M16X1,5-2-SW zwart

Threaded plugs GN 441 with the external diameter d1 match the screw-in holes for DIN 3852 pipe bolt connections. The sealing ring is embedded in a radial recess on the plane side, which makes the seal captive and cannot be squeezed out during tightening.