BS EN 3843 is a European standard on aerospace series which covers nuts, bihexagonal, self-locking, with counterbore, in heat resisting steel, passivated.
BS EN 3843 specifies the characteristics of bihexagonal self-locking nuts, with counterbore, in heat resisting steel, passivated.
BS EN 3843 on bihexagonal nuts is useful for:
A hexagonal nut is a type of metal fastener that has six sides. Most nuts are cut in a hexagonal shape, since it seems to be the easiest shape to grasp. Nuts, in any form, are almost exclusively used to fasten a bolt to another object. The nyloc nut uses nylon in the collar insert.
A tool referred to as a counterbore is typically used to cut the spotface, although an endmill may also be used. Only enough material is removed to make the surface flat.
Heat resistant steels are solid solution strengthened alloy steels for use at temperatures above 500 deg C and upto 750 deg C. As these steels are used over a certain broad temperature ranges, they are normally strengthened by the hardening mechanism of heat treatment, solid solution, and precipitation.
When it comes to the manufacturing and use of aerospace components, reliability and consistent performance are crucial. Hence BS EN 3843 walks you through the characteristics of self-locking serrated shank nuts in FE-PA2601. This ensures safety and reliability in your organization and in turn increases the efficiency of work.
EN 3843:2010