381801 ‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒ Our « Conical washers » family ensures secure fastening over time for all assembly challenges. It has been designed to prevent loosening of threaded assemblies due to vibration or temperature variations. It also ensures a good repartition of efforts, a reliable assembly and a strong elastic reaction. This family includes a complete range of products with captive conical washers (with or without chamfer) and loose conical washers. ‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒ Categories: Captive conical washers, Conical washers, Innovative products, Our Products, Washers Additional information Part print Contact Form Additional information Dimensions 3.50 cm External diameter tolerance -0,50 Ø External [d2] (mm) 29.40 Height [H] (mm) 3.50 Height tolerance +0,30 Ø Internal [d1] (mm) 17.15 Internal diameter tolerance +0,20 Material C60S to C67S Maximum hardness [HV] 480 Minimum hardness [HV] 400 Screw diameter M 18 Thickness [e] (mm) 2.80 Thickness tolerance ±0,1 Heat treatment Yes Part print Contact FormLast name *First name *Company *Email *PhoneMessage *0 / 180 Send the message Related products PRD05900 CBB8874 PRD05769 PRF02302