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The VALUE COLLECTION R50000241 is a 1/4-20 x 1 inch pan head slotted machine screw manufactured from steel with a zinc-plated finish. It meets ASME B18.6.3 and SAE J82 standards, making it a reliable general-purpose fastener for mechanical assemblies, equipment panels, and light structural connections. The pan head profile provides a low, wide bearing surface that seats flush against flat material without requiring a countersunk hole. The slotted drive is compatible with standard flat-head screwdrivers. This screw is sold in multiples of 100, making it suited for bulk installation work where consistent fastener specs matter across a job.
This screw is used across a wide range of trade and industrial applications including HVAC equipment panels, electrical enclosures, plumbing fixture mounting, and general mechanical assembly. The 1/4-20 unified coarse thread engages quickly in tapped holes and is one of the most common thread sizes encountered in commercial and residential equipment service. The zinc plating provides basic corrosion resistance for indoor and sheltered environments. Technicians and installers working with sheet metal enclosures, control panels, or equipment frames will find this a standard-grade replacement or assembly fastener.
Designed as a standard 1/4-20 x 1 inch pan head slotted machine screw suitable for use in any application calling for an ASME B18.6.3 compliant fastener in this thread size and head style.
Installation requires a standard flat-head screwdriver sized to the slotted drive; use of an improperly sized driver can damage the slot. Always ensure the mating tapped hole or nut matches the 1/4-20 thread specification before driving the fastener. For electrical enclosure or panel applications, de-energize the equipment before installing or removing fasteners per NFPA 70E safe work practices. Do not overtighten; steel screws in tapped aluminum or plastic components are susceptible to thread stripping without proper torque management.
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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