The Russell -4 AN bulkhead nut in Endura finish is a 7/16"-20 threaded, precision-machined aluminum fitting providing a positive seal at operating pressures. Designed to match Russell hose ends, it ensures exact thread engagement for secure panel or firewall pass-throughs. The ultra-bright Endura finish combines corrosion resistance with a polished aesthetic for visible installations on fuel or oil lines.
Russell Performance -4 AN Bulkhead Nuts 7/16in -20 Thread Size (Endura)