Turn latch for subsequent or additional installation in wide span cable tray/ladder covers, including truss head screw with slot FL 6X12-S E3 DIN 603, washer US M8 E3 DIN EN ISO 7089 and lock nut SMS 6 E3 DIN EN ISO 10511, material no. 1.4301. Use outdoors, due to external influences such as wind loads, is only possible with additional security (self-tapping screws, steel band, etc.). When fastening, ensure that a minimum distance of = 50 mm is maintained from the beginning/end of the cover. It is also important to ensure that the screw head slot is installed flush with the fastening tab of the turn latch plate. This ensures that it is possible to later check that all existing turn latches on the cover are properly closed (position of the screw head slot). Use for: Wide span cable tray/ladder cover WDV... Wide span fitting cover WTARDV ... WBRDV ... WTRDV ... Delivery: unassembled and loose Latch material: stainless steel, material no. 1.4571