40547 1/4" Split Lock Washers Box/100

Overview MIDWEST FASTENER Split Lock Washer (3944) is designed for securing bolted connections in medium-duty fastening applications. These zinc-plated split lock washers provide spring tension to prevent loosening due to vibration and thermal cycling. Technical Specifications MPN 3944 Inside Diameter 1/4 inch Thickness 0.062 inch Grade 2 Finish Zinc Plated Package Weight 3.91 lbs Quantity 100 pieces per box Technical Features Split design creates spring tension that maintains clamping force under dynamic loading conditions 1/4-inch inside diameter fits standard quarter-inch bolts and threaded rods for versatile compatibility 0.062-inch thickness provides medium-duty strength for general industrial and construction applications Grade 2 steel construction offers reliable performance in standard fastening operations Zinc plating delivers corrosion resistance for extended service life in indoor and mild outdoor environments Medium classification ensures proper fit and function with standard bolt head dimensions Applications Mechanical assemblies requiring vibration-resistant connections Construction fastening where bolt loosening prevention is critical Automotive and machinery applications with dynamic loading General industrial maintenance and repair operations Equipment installations subject to thermal expansion and contraction