SKU: ALL18275-50
UPC: 848238078282
MPN: ALL18275-50
The 3/8-24 LH Alum Jam Nuts 50pk by ALLSTAR PERFORMANCE provide reliable fastening solutions for various automotive applications, including fuel systems and brake lines. These left-hand threaded jam nuts are essential for preventing loosening under vibration, making them ideal for custom engine builds and aftermarket installations.
Constructed from lightweight aluminum, these jam nuts help reduce unsprung weight while maintaining structural integrity in low-stress fastening applications. The left-hand thread pitch effectively locks components in place, providing a critical safety feature in performance engines subjected to vibration and thermal cycling.
Engine builders, fabricators, and performance shops can rely on ALLSTAR jam nuts for securing various fittings without the risk of accidental loosening. This 50-pack format is particularly beneficial for those working on multiple installations, such as small-block and big-block engine builds or fuel system retrofits.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
