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The VALUE COLLECTION -99081-3 is a Grade 8 steel hex head cap screw sized 7/16-14 x 1-3/4 inches, manufactured to ASME B18.2.1 standards. This partially threaded fastener uses a Unified National Coarse (UNC) thread form and ships in a pack of 50 uncoated screws. Grade 8 steel offers high tensile strength suitable for demanding structural and mechanical fastening applications. The uncoated finish is standard for installations where a secondary coating or treatment will be applied on-site, or where coating is not required by the assembly specification. Licensed tradespeople and industrial assemblers working with heavy equipment, brackets, and structural connections rely on this grade for reliable clamping force.
This screw is suited for use in residential and commercial mechanical assemblies, structural steel connections, equipment mounting, and general industrial fabrication. The 7/16-14 UNC thread size is widely used in HVAC equipment mounting brackets, electrical enclosure hardware, pump and motor mounting applications, and similar trade installations. Partial threading provides a smooth shank section that resists shear loads in bolted joint applications where alignment and load distribution are critical factors.
Designed as a standard-dimension replacement or supply fastener for any application requiring a 7/16-14 UNC hex head cap screw with 1-3/4 inch length under head conforming to ASME B18.2.1.
Installation should be performed by a qualified mechanic, millwright, or licensed tradesperson following applicable industry standards and equipment manufacturer torque specifications. Always de-energize and lock out equipment before fastener service on electrical or mechanical assemblies. Use a properly sized hex socket or wrench to avoid rounding the hex head. Do not mix Grade 8 fasteners with lower-grade nuts or threaded inserts, as mismatched grades can compromise joint integrity.
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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