WASHER (P/N 639573) - New Surplus
P/N: 639573
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 | 11 Available |
Product Description
The 639573 is a flat washer that distributes clamp load under bolt heads and nuts in aircraft structural assemblies. Manufactured from aerospace-grade steel or aluminum, this washer protects bearing surfaces and maintains joint preload during assembly and flight operations. Used throughout airframe structures where fastener load distribution is critical to prevent surface damage and fretting.
Installation follows aircraft maintenance manual specifications and engineering drawings; verify part applicability in the Illustrated Parts Catalog before use.
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 WASHER (P/N 639573)?
The 639573 is a flat washer that distributes clamp load under bolt heads and nuts in aircraft structural assemblies. Manufactured from aerospace-grade steel or aluminum, this washer protects bearing surfaces and maintains joint preload during assembly and flight operations.
Does the 639573 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 639573 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 639573.
Can I order the 639573 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The WASHER is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.