NUT,SELF-LOCKING,CAP (P/N 90-003-40) - New Surplus
P/N: 90-003-40
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 | 1 Available |
Product Description
The 90-003-40 is a self-locking cap nut with a closed dome design for aerospace fastening applications. This nut combines thread protection with prevailing-torque retention to resist vibration loosening during aircraft operation. Manufactured to NAS1474 and NASM25027 standards, it secures protruding studs and bolts while enclosing the fastener end.
Commonly used on equipment covers, access panels, and structural assemblies where vibration resistance is critical. Installation and reuse follow aircraft maintenance manual specifications and FAA guidance.
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 NUT,SELF-LOCKING,CAP (P/N 90-003-40)?
The 90-003-40 is a self-locking cap nut with a closed dome design for aerospace fastening applications. This nut combines thread protection with prevailing-torque retention to resist vibration loosening during aircraft operation.
Does the 90-003-40 meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The NUT,SELF-LOCKING,CAP 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 90-003-40 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 90-003-40.
Can I order the 90-003-40 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The NUT,SELF-LOCKING,CAP is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.