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4mm Countersunk Flat Washers - Blue Anodized Aluminum (100 pcs.)

Countersunk-Flat-washer-Blue--Qty-100
Item Number: 404172
Part #: BCFW4
Price: $17.95

4mm Countersunk Flat washer - Blue - Qty. 100 manufactured from Aluminum. This washer is commonly used in RC vehicles, drones, robotics, electronics, and precision mechanical assemblies. Aluminum hardware helps reduce weight while providing corrosion resistance and clean appearance.

The anodized blue finish helps protect the surface while adding corrosion resistance and long-lasting color.

  • Lightweight Aluminum construction
  • Corrosion-resistant performance
  • Precision hardware for RC, drone, robotics, and electronics builds
  • Blue finish
  • Pack quantity: 100


This washer was designed to accommodate the #4 Flat heads as well as a 3MM metric Flat heads. You can now use the flat heads in place of Socket heads or Button heads in most applications. The dimensions are 5/16 Diameter and 5/64 High. The metric dimensions are 8MM Diameter and 2MM high.

Product images are for reference only and may not represent the exact size, finish, or configuration of the item.

Item Number: 404172
Manufacturer: Fastener Express
Part #: BCFW4
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