Upgrade your Peterbilt truck's hood hardware with this premium OEM castle nut. Specifically designed for heavy-duty applications, this zinc-plated steel nut features a distinctive slotted castle design that provides superior locking capability and prevents loosening under vibration. The robust construction ensures long-lasting performance in demanding conditions, while the zinc plating offers excellent corrosion resistance. This genuine Peterbilt component (HWC07084) maintains the highest quality standards expected from OEM parts, guaranteeing proper fitment and reliable functionality. The castle-style slots allow for proper cotter pin installation, providing an additional layer of security for critical hood mounting applications. Perfect for fleet maintenance professionals and truck owners who demand authentic, reliable parts for their Peterbilt vehicles. This heavy-duty fastener is engineered to meet the exact specifications of your Peterbilt truck, ensuring proper hood alignment and secure attachment.