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The VALUE COLLECTION MS16997-20 is a hex socket cap screw designed for precision fastening applications where controlled torque and a compact drive profile are required. Sized at 6-32 UNC with a 1/2-inch length under head, this screw is fully threaded along its shank and driven by a 7/64-inch hex socket. It is manufactured from 4037 alloy steel and finished with a yellow cadmium plating, providing corrosion resistance and a visually distinctive coating. This fastener conforms to ASME B18.3 standards and is suited for mechanical assemblies, equipment repair, and light structural applications across HVAC, electrical, and general trade work.
This screw is appropriate for use in residential and commercial settings wherever a 6-32 UNC threaded socket cap fastener is specified. Its compact 1/2-inch under-head length makes it well suited for shallow boss or panel applications. The yellow cadmium finish is common in aerospace and industrial environments where corrosion protection and part identification by color coding are priorities. Licensed trades including HVAC technicians, electricians, and equipment service professionals will encounter this fastener in control panel assemblies, equipment enclosures, and bracket mounting situations.
Designed as a standard ASME B18.3 hex socket cap screw in 6-32 UNC thread, suitable as a direct replacement or OEM-style fit wherever a 6-32 UNC socket head cap screw with 1/2-inch under-head length is specified.
Installation requires a 7/64-inch hex key or matching socket bit; ensure the drive tool is fully seated before applying torque to avoid rounding the socket. Power down or de-energize any equipment panel before accessing internal fasteners in electrical or HVAC enclosures, following applicable NEC or equipment manufacturer lockout-tagout procedures. Yellow cadmium-plated fasteners should not be mixed with incompatible metals in environments subject to galvanic corrosion risk. Dispose of cadmium-coated fasteners per applicable local environmental regulations.
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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