EN4201-040 - Washer

Part number EN4201-040 is a countersunk finishing washer designed for use with flat head screws in aerospace and precision mechanical assemblies. The washer provides an enlarged bearing surface and allows the screw head to sit flush while distributing clamp load evenly.

Specifications

• Type: Countersunk finishing washer
• Material: Corrosion-resistant steel / stainless steel
• Finish: Plain metallic finish
• Inside Diameter (ID): 4.12 mm
• Outside Diameter (OD): 14.04 mm
• Thickness: 1.8 mm
• Configuration: 100° countersunk center

Features

• Supports flush-mount screw installations
• Distributes load to reduce surface damage
• Provides improved appearance and alignment
• Corrosion-resistant for aerospace and industrial environments
• Precision formed for close-tolerance assemblies