Key Features
- Zinc Plated Steel Hex
- #4-40 Thread Size
- Captive Free Spinning Washer
- External Tooth Lock Washer
- Package of 25 Nuts
Description
4-40 Hex Keps Nuts with External Tooth Lock Washer, Steel, Zinc - Package of 25
K-Lock nuts are a general purpose nuts for moderate load assemblies. They consist of a nut assembled with a free spinning washer. The teeth pattern of the washer bite into both the nut and the base material to prevent loosening caused by vibration. ANSI B1.1 Class 2B thread requirement. Zinc plating, retards the corrosion rate in a normal atmosphere.
Features:
- Zinc Plated Steel fasteners are suitable where strength and corrosion resistance are primary considerations
- Drive system is a hexagon-shaped head
- Coarse threads are better for brittle materials, and will assemble and disassemble more quickly than fine threads
- Ensure a lasting hold for any project