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The BOWMALLOY BOW36608 is a Grade 9 steel hex nut with a 3/4-10 thread size, designed for high-strength fastening applications where elevated tensile and proof loads are required. Finished with Bowma-Guard zinc-plated clear chromate, it resists corrosion in demanding environments. The nut measures 1.093 inches across flats and 0.637 inches in height, conforming to ANSI ASME B18.2.2 dimensional standards. Right-hand thread direction follows standard installation practice. Hardness is rated at 26-36 HRC, putting it well above Grade 5 and Grade 8 fasteners in strength class. Mechanical contractors, structural fabricators, and industrial maintenance technicians install this nut where high-clamp-load connections are specified.
This hex nut is suited for heavy-duty structural, mechanical, and industrial assembly work where Grade 9 fastener specifications are called out. Typical applications include equipment mounting, structural steel connections, and machinery assembly requiring superior tensile strength over standard Grade 5 or Grade 8 hardware. The 3/4-10 UNC thread size is a common coarse-thread specification found across a wide range of industrial and commercial equipment platforms.
Designed as an OEM-style replacement or new-installation hex nut for 3/4-10 UNC threaded fastener applications meeting ANSI ASME B18.2.2 specifications.
Installation should be performed by qualified mechanical or structural trades familiar with Grade 9 fastener torque specifications for the specific application. Always confirm thread engagement and alignment before applying final torque. Use a calibrated torque wrench and follow applicable engineering or equipment manufacturer torque tables. Inspect the mating bolt thread condition before installation to avoid galling or cross-threading.
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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