This part provides a seal and thread lock in one piece thanks to its geometry. Pushed over the thread or shank of a bolt, and with tightening, the inside diameter will cold flow into the threads and the gap between the screw and hole creating a seal and locking the thread. There should be no need of a lock nut.
By using the Bulte locking and sealing washer the prformance of the fastening between screw and component and or the screw and nut are greatly improved, and maintenance and inspection periods lengthened.
Vibration damping, surface protection, anti corrosive and dirt and liquid ingress protection are some of the reasons to ask for Bulte locking and sealing washers
Bulte locking and sealing washers are used wherever extra protection is required. We recommend customers trial and test suitability for their application. Please note : The finish of each piece may differ according to the reference chosen. Depending on the mold, the surface may be more or less rough. For pearlescent or metallic colors, streaks and color nuances may appear at the weld line. Illustrations are not contractual.