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The VALUE COLLECTION -31133-4 is a slotted round head machine screw designed for general-purpose fastening in metal and other hard materials. Sized at 8-32 UNC thread with a 2.5-inch length measured under the head, this fastener is manufactured from alloy steel with a zinc-plated finish that provides basic corrosion resistance in indoor and light-duty service environments. The round head profile sits above the surface for a clean, low-profile look. Sold in a pack of 50, this screw is a standard trade-quantity fastener used by electricians, HVAC technicians, plumbers, and general contractors for panel assembly, equipment mounting, and fixture installation.
This screw is appropriate for residential and commercial applications where an 8-32 UNC thread pattern is specified. Typical uses include securing electrical enclosures, control panels, junction box covers, HVAC access panels, and similar sheet metal or light structural assemblies. The slotted drive accepts a standard flat-blade screwdriver or flat-bit driver, making it compatible with common hand and power tools found on any service truck.
Designed as a standard 8-32 UNC replacement or stock fastener for use in any application requiring a round head slotted machine screw of this thread size and length.
Installation of machine screws into tapped holes should be performed by hand initially to confirm thread engagement before applying torque with a driver. Ensure the receiving hole is tapped to 8-32 UNC specification before driving. Use the correct flat-blade bit size to avoid cam-out and fastener head damage. De-energize and lock out any electrical or mechanical equipment before accessing panels or enclosures where these screws are used.
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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