0306-N-08 : OneHydraulics Steel BULN Backup Lock Nut, 3/4-16 (-08) Female JIC

Our Series 0306-N JIC Backup Lock Nuts, crafted from durable carbon steel, are essential for ensuring a secure, leak-free connection in hydraulic and fluid power systems. Designed specifically to prevent the loosening of fittings under pressure or vibration, these lock nuts provide a reliable backup to standard locking mechanisms. Their high-quality carbon steel construction offers superior strength and resilience, making them ideal for heavy-duty applications. These backup lock nuts are perfect for use in systems where added security is needed, ensuring the longevity and safety of your connections, even in demanding environments.