BOLT (P/N an4-11) - New Surplus, New
P/N: an4-11
Category: Fasteners & Hardware
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
Available Inventory
| Condition | Stock |
|---|---|
| New Surplus | 247 Available |
| New | 24 Available |
Product Description
The AN4-11 is a 1/4-inch hex head airframe bolt with a drilled shank for cotter-pin safetying. This steel fastener conforms to NASM4/AN4 standards and handles both shear and tension loads in aircraft structures. Commonly installed in airframe bracket assemblies using a castellated nut and cotter pin combination.
The drilled shank allows positive locking to prevent loosening during flight vibration. Installation requires torque verification per FAA AC 43.13-1B guidance and confirmation of proper grip length in maintenance documentation.
Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.
Frequently Asked Questions
What is the BOLT (P/N an4-11)?
The AN4-11 is a 1/4-inch hex head airframe bolt with a drilled shank for cotter-pin safetying. This steel fastener conforms to NASM4/AN4 standards and handles both shear and tension loads in aircraft structures.
Does the an4-11 meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The BOLT conforms to its applicable AN (Air Force-Navy), MS (Military Standard), or NAS (National Aerospace Standard) specification. Contact us for specific specification details.
What material is the an4-11 manufactured from?
Aviation hardware is available in various materials including cadmium-plated steel, stainless steel, aluminum alloy, and titanium depending on the application. Contact us for material certification and specifications for the an4-11.
Can I order the an4-11 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The BOLT is available in: New Surplus, New. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.
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