ARP hex nuts are made from aerospace-quality material. They are available in chromoly or stainless steel, with hex-style heads. They come in many sizes to meet just about all of your needs and are rated at 180,000 psi tensile strength.

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ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 12mm x 1.25 Thread, 180000psi, Set of 10

ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 12mm x 1.25 Thread, 180000psi, Set of 10

$89.77

ARP Nut, Hex, 8740 Chromoly, Steel, Black, Flanged, 1/4 in.-28 Thread, 180000psi, Set of 2

ARP Nut, Hex, 8740 Chromoly, Steel, Black, Flanged, 1/4 in.-28 Thread, 180000psi, Set of 2

$6.57

Wilwood Nut, 1/2-20, Hex, Nylon-Lock, 5/16 High, Zinc

Wilwood Nut, 1/2-20, Hex, Nylon-Lock, 5/16 High, Zinc

$1.33

ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 9mm x 1.25 Thread, 180000psi, Set of 2

ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 9mm x 1.25 Thread, 180000psi, Set of 2

$18.84

ARP Nut, Hex, 8740 Chromoly, Steel, Black, Flanged, 1/4 in.-28 Thread, 180000psi, Set of 10

ARP Nut, Hex, 8740 Chromoly, Steel, Black, Flanged, 1/4 in.-28 Thread, 180000psi, Set of 10

$32.67

ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 10mm x 1 Thread, 180000psi, Set of 2

ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 10mm x 1 Thread, 180000psi, Set of 2

$11.94