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BOLT (P/N an4ddh-6a) - New Surplus

P/N: an4ddh-6a

Category: Fasteners & Hardware

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In Stock (71 available)
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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 71 Available

Product Description

The AN4DDH-6A is a 1/4-inch hex head aircraft bolt with 28 UNF-3A threads, manufactured from alloy steel per AN hardware standards. The -6A designation indicates standardized length for this fastener series. Used in airframe structural fastening, particularly in bracket assemblies and load-bearing connections where 1/4-inch UNF specification is required.

Installation follows AN bolt practices with compatible lock washers and safetying methods as specified in aircraft maintenance manuals. Alloy steel construction provides the strength and durability required for aerospace structural applications.

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 an4ddh-6a)?

The AN4DDH-6A is a 1/4-inch hex head aircraft bolt with 28 UNF-3A threads, manufactured from alloy steel per AN hardware standards. The -6A designation indicates standardized length for this fastener series.

Does the an4ddh-6a 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 an4ddh-6a 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 an4ddh-6a.

Can I order the an4ddh-6a in custom quantities?

Yes, we sell hardware in various quantities from single units to bulk lots. The BOLT is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.

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