BOLT,MACHINE (P/N an4-5a) - New Surplus
P/N: an4-5a
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 | 189 Available |
Product Description
The AN4-5A is an AN4 series machine bolt with a hex head and undrilled shank, manufactured to military aircraft standards. This steel bolt pairs with self-locking nuts to create secure fastened connections without requiring drilled holes for cotter pins. Used in airframe bracket attachments and structural connections throughout aircraft frames.
Installation requires matching the bolt to the appropriate self-locking nut and torquing per aircraft maintenance manual specifications. The undrilled shank design simplifies assembly while maintaining the reliability required for critical airframe joints.
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,MACHINE (P/N an4-5a)?
The AN4-5A is an AN4 series machine bolt with a hex head and undrilled shank, manufactured to military aircraft standards. This steel bolt pairs with self-locking nuts to create secure fastened connections without requiring drilled holes for cotter pins.
Does the an4-5a meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The BOLT,MACHINE 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 an4-5a 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 an4-5a.
Can I order the an4-5a in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The BOLT,MACHINE is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.
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