Briggs & Stratton 5108133 #10-24 Hex Nylon Insert Flange Lock Nut 18-8 Stainless Steel

The Briggs & Stratton 5108133 is a genuine OEM #10-24 hex nylon insert flange lock nut constructed from 18-8 (304) stainless steel. This hardware fastener is engineered for use in Briggs & Stratton engines and outdoor power equipment assemblies where corrosion resistance and vibration-resistant locking are required.

Key Features:

• Thread Size: #10-24 UNC (Unified National Coarse)
• Nut Style: Hex flange with integrated nylon insert locking (nylock)
• Material: 18-8 stainless steel (equivalent to 304 grade) for excellent corrosion and rust resistance
• Nylon insert grips the mating thread to resist loosening caused by vibration and dynamic loads
• Flange base distributes clamping load over a wider surface area, eliminating the need for a separate washer
• Genuine Briggs & Stratton OEM replacement part — manufactured to factory specifications

This lock nut is ideal for securing components on small engines, lawn mowers, generators, pressure washers, and other outdoor power equipment. The stainless steel construction makes it well-suited for environments exposed to moisture, weather, and corrosive conditions. Use OEM part number 5108133 to ensure correct fitment.