WASHER (P/N ah04437) - As Removed

The ah04437 is a flat washer designed to distribute clamping load beneath bolt heads and nuts in aircraft assemblies. This steel washer protects mounting surfaces from damage during fastener installation and tightening. Commonly specified under AN960 or NAS1149 military standards, it pairs with AN and NAS bolts in airframe panel assemblies and structural connections.

Installation requires matching washer dimensions to fastener size and verifying specifications in the aircraft Illustrated Parts Catalog before assembly.

What is the WASHER (P/N ah04437)?

The ah04437 is a flat washer designed to distribute clamping load beneath bolt heads and nuts in aircraft assemblies. This steel washer protects mounting surfaces from damage during fastener installation and tightening.

Does the ah04437 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The WASHER 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 ah04437 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 ah04437.

Can I order the ah04437 in custom quantities?

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