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The VALUE COLLECTION MPA98154 is a flat head machine screw sized 8-32 x 1/2 inch overall length, manufactured from 18-8 stainless steel with a bright uncoated finish. The flat head profile sits flush with the mating surface when fully driven, making it a practical choice wherever a low-profile fastener is required. The Pin In Torx drive resists cam-out and requires the matching security bit, which limits unauthorized removal and improves torque transfer during installation. This screw follows the Unified National Coarse thread standard and is sold in a pack of 10.
This fastener is used across a wide range of trade applications including HVAC equipment panels, electrical enclosures, plumbing fixture assemblies, and general sheet metal or light structural work. The 18-8 stainless steel construction provides corrosion resistance suitable for both indoor and moderate outdoor environments. Electricians, HVAC technicians, and plumbers commonly use this size when fastening control panels, access covers, and mounting brackets. The uncoated finish maintains dimensional accuracy and is compatible with standard threaded inserts and tapped holes.
Designed as a standard UNC threaded fastener for use in any application with an 8-32 tapped hole or threaded insert requiring a flush flat head profile.
Installation requires a Pin In Torx security bit of the correct size — a standard Torx bit will not engage properly. Power down any electrical or mechanical equipment before fastening hardware to panels or enclosures. Do not overtighten stainless steel screws into tapped holes, as galling can occur; applying a thread lubricant reduces this risk. Follow applicable NEC or equipment manufacturer guidelines when securing electrical enclosure hardware.
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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