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The VALUE COLLECTION KP8159 is a pack of 50 hex jam nuts designed for use in mechanical fastening applications across a wide range of trade and industrial settings. Hex jam nuts are low-profile nuts that thread onto a bolt or stud and are tightened against a standard nut or mating surface to lock the assembly in place, preventing loosening under vibration or load. This pack is suited for plumbers, HVAC technicians, electricians, and general mechanical contractors who require reliable locking fasteners in quantity. Each nut follows the standard hex jam nut form factor and is sold in a 50-piece package for convenience on the job site.
Hex jam nuts see use across residential and commercial installations wherever a secondary locking nut is needed on threaded rod, conduit fittings, pipe hangers, equipment mounts, or general mechanical assemblies. They are a staple fastener in HVAC equipment mounting, electrical panel work, plumbing rough-in brackets, and structural support applications. The 50-piece pack quantity suits both service technicians stocking a van and shop environments maintaining fastener inventory.
Designed as a general-purpose hex jam nut suitable for standard threaded fastening applications across mechanical, HVAC, plumbing, and electrical trades.
Hex jam nuts are installed by hand-threading onto the bolt or stud, then tightened firmly against the mating nut or surface using two wrenches to prevent rotation. Always confirm thread pitch and size compatibility before installation. Power down or de-energize any equipment before accessing fastened assemblies in electrical or HVAC panels. Follow applicable code requirements such as NEC for electrical installations or IFGC for gas equipment mounting.
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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