WASHER,FINISHING (P/N 140-006-4) - New Surplus
P/N: 140-006-4
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 | 4 Available |
Product Description
The 140-006-4 is a finishing washer designed to seat beneath countersunk screw heads in aircraft assemblies. This washer distributes load across a wider bearing surface, preventing fastener heads from pulling through thin materials during installation and service. Conforms to MS27129 and NAS1169 specifications for aerospace applications.
Commonly used under 100-degree countersunk screws on interior trim panels and structural components. Install per aircraft maintenance manual torque specifications to ensure proper clamp load and prevent material damage.
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,FINISHING (P/N 140-006-4)?
The 140-006-4 is a finishing washer designed to seat beneath countersunk screw heads in aircraft assemblies. This washer distributes load across a wider bearing surface, preventing fastener heads from pulling through thin materials during installation and service.
Does the 140-006-4 meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The WASHER,FINISHING 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 140-006-4 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 140-006-4.
Can I order the 140-006-4 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The WASHER,FINISHING is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.
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