BS EN 14399-5:2005

High-strength structural bolting assemblies for preloading - Part 5: Plain washers

Requirements for plain washers for assembly with high-strength structural bolts and nuts.

This European Standard specifies hardened and tempered plain washers intended for assembly with large series hexagon high-strength structural bolts and nuts with threads from M12 to M36 inclusive. Washers according to this standard can be applied under the nut only. Attention is drawn to the importance of ensuring that the washers are correctly used if satisfactory results are to be obtained. For recommendations concerning proper application, reference is made to ENV 1090-1.

This European Standard together with BS EN 14399-1:2005, BS EN 14399-2:2005,

BS EN 14399-3:2005, BS EN 14399-4:2005 and BS EN 14399-6:2005 supersedes

BS 4395-1:1969 and BS 4395-2:1969, which will be declared obsolescent in September 2007, and then, together with BS 449 and BS 5950, will be withdrawn upon publication of Eurocode 3.

This standard includes the following cross references:

EN 14399-1, EN ISO 3269, EN ISO 4759-3, EN ISO 10684.