Briggs & Stratton 5025045SM Hex Nylon Lock Nut - 5/16-24

The Briggs & Stratton 5025045SM is a 5/16-24 hex nylon lock nut designed as a genuine replacement part for Murray and Briggs & Stratton outdoor power equipment. This fastener features a nylon insert that provides reliable vibration resistance to prevent loosening during operation.

Key Features:

• Thread size: 5/16-24 standard thread pitch
• Hex nut design for easy installation with standard wrenches or sockets
• Nylon lock insert prevents self-loosening from vibration
• Genuine Briggs & Stratton OEM replacement part
• Compatible with Murray equipment as direct replacement hardware

This lock nut is commonly used throughout lawn mowers, snow blowers, pressure washers, and other small engine equipment where secure fastening is critical. The nylon insert creates friction against the bolt threads, maintaining proper torque specifications even under high-vibration conditions.