Simmonds Marshall Limited manufactures Self Locking Nut with Cleveloc Design. Simmonds Marshall Limited is an ISO 9001:2008 certified company. The company also manufactures various types of self locking nuts and speciality fasteners and components. The Self Locking Nut with Cleveloc Design has dependable locking properties and fast trouble-free assembly. The Self Locking Nut with Cleveloc Design can withstand shocks, vibration and repeated load reversals. This Self Locking Nut is unaffected by immersion in oil, boiling water and a wide variety of solvents and corrosives. This Self Locking Nut is available in bright zinc, zinc blue, zinc yellow, zinc green and hexavalent or trivalent chrome finishes.