Through-holes require two pairs of Nord-Lock washers – one pair for securing the bolt and a second pair for securing the nut. Turn both fasteners in order to close the cams on both washer pairs before tightening to minimize settlements. Keep the nut secure while tightening the bolt. ...
During the The National Aerospace test, according to NASM 1312-7, is a test, the joint is exposed to transverse movements underneath test method originally developed by the U.S. military to test the bolt head / nut, while the clamping force is continuously bolted connections’ resilience ...
Through-holes require two pairs of Nord-Lock washers – one pair for securing the bolt and a second pair for securing the nut. Turn both fasteners in order to close the cams on both washer pairs before tightening to minimize settlements. Keep the nut secure while tightening the bolt. ...
Nord-Lock engineers highlight niche examples of when wedge-locking washers are not a suitable method to secure bolted joints. Read more Bolting Tips What to consider when reusing bolted joints? A bolt is installed in a factory without lubrication and everything works fine… until the first time...