NAS1801-3-11 - Screw

Part number NAS1801-3-11 is an aerospace machine screw with integral washer head and Phillips cross recess drive, manufactured for high-strength threaded fastening applications requiring reliable clamping and vibration resistance.

Specifications

• Type: Machine Screw / Washer Head Screw
• Thread Size: #3
• Shank Length: 17.55 mm
• Head Diameter: 4.71 mm
• Overall Length: 20.55 mm
• Head Style: Hex washer head
• Drive Type: Phillips cross recess
• Thread Type: Fine machine thread
• Material: Corrosion-resistant steel alloy
• Finish: Protective aerospace-grade plating

Features

• Integral washer head improves load distribution
• Phillips drive provides secure installation torque
• Fully threaded shank for precise clamping
• Corrosion-resistant construction for aerospace environments
• Compact low-profile head design
• Suitable for vibration-prone assemblies