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The VALUE COLLECTION 3SSC905F0104 is a fully threaded hex head cap screw in a 5/16-24 UNF thread profile with a 1-1/4 inch length under head. Manufactured from 18-8 stainless steel with a bright uncoated finish, this fastener delivers reliable corrosion resistance for applications where exposure to moisture or chemicals is a concern. The inch-series thread form and hex drive make it compatible with standard SAE tooling used in mechanical, plumbing, electrical, and HVAC assembly work. Maintenance technicians and equipment assemblers reach for this size when securing brackets, panels, and light structural components that require a clean, non-coated fastener surface.
This screw is suited for residential and commercial trade applications including HVAC equipment assembly, electrical enclosure mounting, plumbing fixture attachment, and general mechanical fastening tasks. The fully threaded shank provides maximum thread engagement across the full grip length, which is useful in thin-material or short-engagement situations common in sheet metal and panel work. Sold individually per package with a minimum order quantity of 100 pieces, this fastener is typically sourced in bulk by contractors and service shops maintaining an on-hand fastener inventory.
Designed as a standard inch-series UNF hex head cap screw for use in any application requiring a 5/16-24 fully threaded fastener in 18-8 stainless steel.
Installation does not require a licensed trade but is commonly performed by HVAC, plumbing, and electrical technicians during equipment assembly or panel work. Always de-energize electrical equipment and shut off fluid systems before removing or replacing fasteners in live assemblies. Use the correct hex socket or wrench to avoid rounding the head. Stainless steel fasteners are susceptible to galling during installation — apply an appropriate anti-seize compound when torque retention is critical.
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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