• Noble Aerospace Private Limited

HeliCoil Screw Lock Inserts

Noble Fastotech offers HeliCoil Screw Lock Inserts. It comes in Metric Coarse, Metric Fine, UNC and UNF varieties. It provides an exclusive, resilient internal locking thread that grips the bolt and prevents it from loosening under vibration or impact. One or more coils of the insert, having a series of straight segments/ chords, achieve locking action. It permits repeated assembly and disassembly and will not relax their grip on the screw even in tough metals such as cast iron, alloy steel, titanium, etc. It positively secures threaded members against loosening caused by vibration and shock. It has a high reusable factor permitting frequent removal and reassembly of bolt without appreciable loss of torque. It has positive self-locking torque, complying with MIL-I-8846 & MIL-N-25027. It eliminates the usage of lock wiring, lock nuts, lock washers, chemical compounds, plastic pellets/ patches and other locking mechanisms. The inserts are subjected to extensive tests in tension, torque, shear, vibration and fatigue, conducted by the American & European companies. Its applications include sectors like Aviation & Aerospace, Electronics, Industrial, Automotive and Military.