Nuts About Bolts 5/8"-18 UNF Nyloc Lock Nuts A2 Stainless Steel | Self-Locking Nylon Insert Nuts for Fine Thread Imperial Fasteners - Pack of 100

• A2 stainless steel (304 grade) construction provides strong corrosion resistance and durability across a wide range of environments and applications.
• Available in UNF sizes 1/4" through 3/4" — select the correct size and pack quantity from the variation options above.
• Nylon insert delivers consistent self-locking performance, resisting loosening caused by vibration, shock, and movement in service.
• Suitable for automotive, mechanical, DIY, and light industrial assembly where secure, reliable imperial fastening is required.
• Supplied in packs of 10, 25, 50, or 100 — choose the quantity to suit your project or workshop requirements.

A2 stainless steel (304 grade) UNF nyloc nuts with a nylon insert for self-locking performance. Available in sizes 1/4" to 3/4" UNF to suit a range of imperial fine-thread applications. The nylon insert grips the bolt thread on installation, resisting loosening from vibration and movement without the need for additional locking hardware. Suitable for automotive, DIY, and light industrial use. Available in packs of 10, 25, 50, or 100.