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The VALUE COLLECTION HC3XX05010-050BX is a metric hex head cap screw used to fasten components in applications requiring corrosion-resistant hardware. Manufactured from Grade 316 austenitic stainless steel (ASTM A4), this fastener delivers strong resistance to chlorides, moisture, and chemical exposure. The screw measures M5 x 0.80 thread pitch with a 10 mm length under head and is fully threaded along its entire shank. The 8 mm hex drive accepts standard metric wrenches or sockets. It is supplied uncoated with a bright finish and conforms to DIN 933 standards. Installation professionals and maintenance trades specify this grade for marine, food-service, and outdoor structural applications where carbon steel fasteners would corrode prematurely.
This fastener is suited for light-duty metric assembly work across HVAC equipment panels, electrical enclosures, plumbing fixture mounting, and pool or spa equipment where salt water or chemical exposure is a regular concern. The M5 thread size is common in equipment manufactured to metric standards, including imported HVAC units, variable-speed drive enclosures, and stainless-framed pump assemblies. The fully threaded shank allows engagement across the full grip length, making it useful where through-bolting into a nut or threaded insert is required.
Designed as a standard DIN 933 metric hex head cap screw for M5 x 0.80 threaded holes in equipment panels, brackets, and assemblies requiring Grade 316 stainless steel fasteners.
Installation does not require specialized trade licensing but should be performed by a mechanic or technician familiar with metric fastener standards. De-energize or isolate any equipment before accessing fastener locations on live electrical or pressurized assemblies. Use a calibrated metric torque wrench when a specific torque value is called out in the equipment manufacturer's service documentation. Avoid mixing stainless steel fasteners with dissimilar metals in submerged or high-humidity environments without verifying galvanic compatibility.
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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