200301 ‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒ Our « Serrated washers » family has been designed to ensure secure fastening over time for all assembly challenges. It is usually used before a locknut, and acts as an anti-vibration device.It also prevents an inadvertently loosening. This family includes a complete range of products: with internal and external teeth, for different screw diameters, etc. ‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒ Categories: Our Products, Serrated washers, Serrated washers with internal teeth (JZ), Washers Additional information Part print Contact Form Additional information External diameter tolerance + / -0.24 Ø External [d2] (mm) 6.00 Ø Internal [d1] (mm) 3.05 Internal diameter tolerance +0,30 Material C60S to C75S Maximum hardness [HV] 480 Minimum hardness [HV] 400 Screw diameter M 3 Number of teeth (min) 8 Thickness [e] (mm) 0.40 Thickness tolerance ±0,03 Heat treatment Yes Part print Contact FormLast name *First name *Company *Email *PhoneMessage *0 / 180 Send the message Related products 120801 121601 130501 12060183