All Metal Lock Nuts are one piece, all-metal prevailing torque hex nuts with a conical top and a flat bottom bearing surface with chamfered corners
All Metal Lock Nuts are capable of withstanding severe vibration and shock loads
Zinc-plated for moderate corrosion resistance
Product Dimension: 2.93" x 3.0" x 1.87"
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All Metal Lock Nuts are nuts with a crowned top that is crimped to create the locking feature. These nuts are hardened to a Grade C strength level, which is equivalent to 150,000 psi/min Proof Load Strength. Grade C nuts are also recommended for use with A-325 structural bolts. Lock nuts provide excellent resistance to loosening in high vibration applications.
All Metal Lock Nuts are nuts with a crowned top that is crimped to create the locking feature. These nuts are hardened to a Grade C strength level, which is equivalent to 150,000 psi/min Proof Load Strength. Grade C nuts are also recommended for use with A-325 structural bolts. Lock nuts provide excellent resistance to loosening in high vibration applications.