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The VALUE COLLECTION R63084443 is a 7/8-9 UNC hex nut machined from stainless steel for corrosion-resistant fastening in demanding environments. It features a right-hand thread pattern conforming to Unified National Coarse (UNC) standards, with a 1-5/16 inch across-flats dimension and a 3/4 inch height. The nut arrives uncoated, preserving the natural finish of the stainless steel. It is suited for plumbing, HVAC structural connections, pool equipment framing, and general mechanical assemblies where moisture exposure or chemical contact would degrade a standard steel fastener.
This hex nut is used in residential and light commercial applications wherever a 7/8-9 UNC threaded fastener requires a durable, corrosion-resistant mating nut. Common install scenarios include equipment mounting, pipe support bracketing, pump and motor assemblies, and outdoor or wet-location structural connections. Plumbers, HVAC mechanics, electricians, and pool service technicians all encounter this fastener size in standard trade work. The stainless steel construction makes it appropriate for locations where galvanic compatibility with stainless fasteners is required.
Designed for use with any 7/8-9 UNC right-hand threaded bolt or stud in standard trade fastening applications.
Install with a 1-5/16 inch hex wrench or socket. Ensure mating bolt or stud is also 7/8-9 UNC right-hand thread to avoid cross-threading. De-energize or shut down equipment before servicing any fastened assembly. When pairing with stainless bolts, apply an anti-seize compound appropriate for stainless-to-stainless contact to prevent galling.
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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