The Airframe Bolt AN4-40A is a high-strength fastener designed for securing aircraft structural components and other heavy-duty industrial applications. Its precise threading and durable construction ensure reliable performance in demanding environments such as aerospace manufacturing and maintenance. This bolt is essential for ensuring safety and integrity in critical assembly and repair operations.This component is manufactured to the applicable MS, AN, or NAS specification, ensuring compliance with recognized military and aerospace dimensional, material, and performance requirements. Material certifications, Certificates of Conformance (CoC), and traceability are available where applicable.
hide-Asset:
2717P
hide-Quantity Increment:
1
Note-Sold In:
Per Package
Note-Units Per Package:
1
note-Note:
Our inventory is extensive. The majority of the items listed in our catalog are stocked and available for immediate shipment.
hide-ItemID:
65208
spec-Thread Size:
1/4"-28
spec-Length:
4-1/32"
spec-Grip:
3-9/16"
spec-Drilling:
Undrilled Head
spec-Head Type:
Hexagon
note-Industry Standards/Certification:
AN4
hide-Image:
2717
spec-NSN:
5306-00-151-0450
spec-NIIN:
00-151-0450
hide-Part # Unpunctuated:
AN440A
note-Minimum Order Note:
Minimum order is 10. Must order in increments of 1.
note-Inventory Note:
Need additional stock? Call (877) 920-1876 or email
note-California Residents:
Prop 65 Warning: This product may contain chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm.
spec-Country of Origin:
USA