Midwest Fastener 5/16 in.-24 Grade 8 Fine Lock Nut

The Midwest Fastener 5/16 in.-24 Grade 8 Fine Lock Nut is engineered for demanding applications that require dependable holding power and high tensile strength. Designed to resist loosening caused by vibration and dynamic loads, this fastener ensures a secure hold in critical agricultural, automotive, and industrial equipment assemblies. Featuring a durable yellow zinc finish, this lock nut offers enhanced protection against rust and corrosion. Its precision fine threads provide optimal tension retention, making it an essential component for heavy-duty fastening tasks and long-lasting mechanical reliability.