SKU: VIB10691
UPC: 690092145989
MPN: 10691
The Bulkhead Nut -4AN by VIBRANT PERFORMANCE is a precision-engineered hydraulic fitting component designed specifically as a fastener for securing bulkhead fittings in custom automotive builds. This product is essential for engine builders and fuel system specialists who require reliable, leak-free connections in tight engine bay layouts.
Constructed from aluminum, this -4AN bulkhead nut is designed to withstand high-pressure cycling and thermal stress, ensuring durability and performance. The -4AN designation indicates compatibility with SAE J518 standard tubing size (1/4-inch outer diameter), allowing for perfect alignment with -4AN hoses, adapters, and fittings throughout your system.
Experienced fabricators, race mechanics, and automotive enthusiasts tackling EFI conversions, fuel system relocations, or custom cooling loops will appreciate the confidence this nut provides when assembling bulkhead panels. Its compact design, weighing just 0.02 lbs, means it adds minimal weight while delivering the necessary tensile strength to maintain clamp loads under pressure surges and temperature fluctuations.
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