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The VALUE COLLECTION B7SN0500775CP is a fully threaded stud with nuts, manufactured from Grade B7 alloy steel in an uncoated finish. Each stud measures 7.75 inches in length with a 1/2-13 thread size and a 7B class of fit, providing reliable thread engagement in high-strength bolted assemblies. This package includes four studs and eight nuts, making it suitable for structural, mechanical, and industrial fastening applications. Licensed tradespeople and maintenance technicians rely on B7-grade fasteners where elevated tensile strength and heat resistance are required. The uncoated finish is appropriate for applications where a secondary coating will be applied or where bare steel is specified.
This fastener set is used in industrial piping flanges, pressure vessel assembly, structural steel connections, and heavy mechanical equipment. The 1/2-13 thread pitch and 7B class of fit conform to standard inch-series specifications, making these studs compatible with standard 1/2-13 hex nuts and flanged connections in commercial and industrial settings. Plumbers and pipefitters working on flanged systems and mechanical contractors assembling equipment frames are typical end users.
Designed for use with standard 1/2-13 inch-series hex nuts and flanged connections in industrial, mechanical, and piping applications where Grade B7 alloy steel fasteners are specified.
Installation should be performed by a qualified millwright, pipefitter, or mechanical contractor following applicable codes and torque specifications for the assembly type. Always de-energize or depressurize the system before replacing fasteners in pressurized or load-bearing applications. Use a calibrated torque wrench and follow the engineering drawings or flange specifications for the applicable bolt load. Inspect threads for damage before installation and replace any fastener that shows deformation or corrosion.
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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