ARP fasteners Serrated Flange Nut AR200-8630 Product:5/16" UNF Thread x 1/2" Socket (10-Pack) Great for turbocharger oil feed

Great for turbocharger oil feed lines to stop debris fromentering your turbo’s core

12-Point Head Black Oxide7/16" UNF x 1

5 (PCD 5H-98 to 130)

ARP's specially alloyed stainless steel bolts and heat-treated 8740 chrome moly bolts with black oxide finish are nominally rated at 180

ARP fasteners Serrated Flange Nut AR200-8630 Product:5/16" UNF Thread x 1/2" Socket (10-Pack) Great for turbocharger oil feedSerrated Flange Nut5 16" UNF Thread x 1 2" Socket (10 Pack) Brand: ARP Part Number: AR200 8630 Description: These serrated hex nuts with flanged collars are available especially for carburetor, valve cover, front cover, oil pan studs and windage tray studs. Made from premium quality material, they are cad plated. All general purpose nuts are rated 150,000 psi tensile strength.