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The VALUE COLLECTION R82222949 is a 5/8-11 hex head cap screw machined from 18-8 stainless steel with an uncoated finish. It measures 2 inches under the head and is threaded to Unified National Coarse (UNC) standards, making it a reliable fastener for structural, mechanical, and equipment assembly applications. The 18-8 stainless steel construction provides solid corrosion resistance in wet, chemical-exposure, and outdoor service environments. Installation is performed with a standard hex wrench or socket. This screw is sold individually and suits tradespeople who need a single replacement or low-quantity procurement without minimum-order constraints.
This fastener is suited for use in HVAC equipment frames, plumbing system assemblies, electrical enclosures, pool equipment mounting, and general industrial fabrication where corrosion resistance is required. The 5/8-11 UNC thread pattern is one of the most common coarse-thread profiles in trade work and mates with standard 5/8-11 nuts and tapped holes found in commercial and residential equipment. It meets multiple military specifications, making it appropriate for applications that require documented standards compliance.
Meets military standards MS 34307-341D, MS 35307-303D, MS 35307-305D, MS 35307-306D, MS 35307-307D, MS 35307-308D, MS 35307-310D, MS 35307-312D, MS 35307-313D, MS 35307-314D, MS 35307-316D, MS 35307-318D, MS 35307-331D, MS 35307-334D, MS 35307-336D, MS 35307-338D, MS 35307-340D. Designed for use in any application requiring a 5/8-11 UNC hex head cap screw in 18-8 stainless steel.
Install with a standard hex socket or open-end wrench sized for a 5/8-inch fastener. De-energize and isolate any equipment before replacing fasteners on live assemblies. Apply anti-seize compound when installing stainless steel fasteners into dissimilar metals or stainless tapped holes to prevent galling. Follow applicable equipment manufacturer torque specifications for the assembly being serviced.
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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