{"product_id":"m18-19-5-x-29-x-3-4mm-nord-lock-steel-washer-delta-protekt-coating-nl18steel","title":"M18 19.5 x 29 x 3.4mm Nord-lock Steel Washer, Delta Protekt® coating NL18STEEL","description":"\u003cp\u003eTension makes the bolt self-locking Nord-Lock wedge-locking technology secures bolted joints with tension instead of friction. The system comprises of a pair of washers that has cams on one side and radial teeth on the opposite side. Nord-Lock wedge-locking products positively lock the fastener in a joint which is subjected to extreme vibration or dynamic loads. The key is the difference in angles. Since the cam angle \" α \" is larger than the thread pitch \" β \", the pair of washers expand more than the corresponding pitch of the thread. Refer to the second picture in images.\u003c\/p\u003e","brand":"Nord-Lock","offers":[{"title":"Default Title","offer_id":53327583936778,"sku":"5023590","price":1.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/8391\/2714\/files\/227b93f8e9d14a79b1c53cb4dc7d3374.jpg?v=1783491616","url":"https:\/\/fastenup.co.uk\/products\/m18-19-5-x-29-x-3-4mm-nord-lock-steel-washer-delta-protekt-coating-nl18steel","provider":"Fasten Up","version":"1.0","type":"link"}