BOLT, MACH, 1/4-28 X 1.656 D/H (P/N an4h-15a) - New Surplus
P/N: an4h-15a
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 | 8 Available |
Product Description
The AN4H-15A is a 1/4-28 UNF hex head machine bolt fabricated from alloy steel with a drilled head for safety wire installation. This AN4-series fastener secures control linkages, flight control systems, and structural connections where lockwiring is required. The drilled head accommodates safety wire to prevent fastener rotation during flight operations.
Install with the appropriate nut and torque per aircraft maintenance manual specifications. Complies with AN/NASM4 standards for aerospace 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, MACH, 1/4-28 X 1.656 D/H (P/N an4h-15a)?
The AN4H-15A is a 1/4-28 UNF hex head machine bolt fabricated from alloy steel with a drilled head for safety wire installation. This AN4-series fastener secures control linkages, flight control systems, and structural connections where lockwiring is required.
Does the an4h-15a meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The BOLT, MACH, 1/4-28 X 1.656 D/H 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 an4h-15a 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 an4h-15a.
Can I order the an4h-15a in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The BOLT, MACH, 1/4-28 X 1.656 D/H is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.