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The VALUE COLLECTION 1-KN-10F is a K-Lock hex nut with an integrated external tooth lock washer, designed for secure fastening in applications where vibration resistance is critical. Threaded to 10-32, this one-piece fastener combines the function of a standard hex nut with a captive serrated washer that bites into the mating surface to resist loosening under dynamic load. The nut stands 0.156 inches overall height, measures 0.375 inches across flats, and features a washer outside diameter of 0.4063 inches. Manufactured from Grade 18-8 stainless steel with an uncoated finish, it offers corrosion resistance suitable for general industrial, electrical, HVAC, and mechanical assembly work. Licensed trades and maintenance professionals specify this fastener where a separate lock washer would be impractical or prone to misalignment during assembly.
This K-Lock nut is suited for light-gauge panel fastening, electrical enclosure assembly, equipment mounting, and control box hardware applications common in HVAC, electrical, and related mechanical trades. The 10-32 thread size is standard in sheet metal and light structural applications. The external tooth configuration provides positive locking contact on both ferrous and non-ferrous surfaces. It is sold individually with a minimum order quantity of 100 pieces, making it appropriate for stocking or bulk service work.
Designed as a standard 10-32 K-Lock hex nut for use with any 10-32 threaded fastener application requiring integrated external tooth locking in light-duty mechanical or electrical assembly.
This fastener is typically installed by electricians, HVAC technicians, or mechanical assembly technicians using a standard open-end or socket wrench sized for 0.375 inches across flats. Power down all electrical equipment before securing or removing hardware inside live panels or enclosures, per applicable NEC guidelines. Do not over-torque stainless steel fasteners, as galling can occur; use appropriate anti-seize practices when assembling stainless-to-stainless threads. Ensure the mating surface is clean and flat so the external teeth can seat fully and provide effective locking contact.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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