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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RTS OE 3/8UNF Torque Converter Flanged Lock Nut, Set Of 4

RTS OE 3/8UNF Torque Converter Flanged Lock Nut, Set Of 4

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ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 7/16 in.-20 Thread, 180000psi, Set of 10

ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 7/16 in.-20 Thread, 180000psi, Set of 10

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ARP Nut, 12-point, ARP Stainless Steel, Polished, 9mm x 1 Thread, 180000psi, Each

ARP Nut, 12-point, ARP Stainless Steel, Polished, 9mm x 1 Thread, 180000psi, Each

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ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 3/8 in.-16 Thread, 180000psi, Set of 2

ARP Nut, 12-point, 8740 Chromoly, Steel, Black, 3/8 in.-16 Thread, 180000psi, Set of 2

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ARP Nut, 12-point, ARP Stainless Steel, Polished, 3/8 in.-16 Thread, 180000psi, Each

ARP Nut, 12-point, ARP Stainless Steel, Polished, 3/8 in.-16 Thread, 180000psi, Each

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ARP Nut, Hex Head, Chromoly, Black Oxide, 1/4 in.-20 Standard Thread, Set of 5

ARP Nut, Hex Head, Chromoly, Black Oxide, 1/4 in.-20 Standard Thread, Set of 5

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