NUT,SELF-LOCKING,BARREL (P/N nas577b4a) - New Surplus
P/N: nas577b4a
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 | 2 Available |
Product Description
The NAS577B4A is a self-locking barrel nut designed for aircraft fastening applications. This steel nut features a floating element that maintains prevailing torque on mating threads, preventing loosening from vibration and movement. Built to NAS577 series aerospace standards, it secures airframe structural components where limited misalignment is acceptable.
The floating design simplifies assembly and alignment during installation. Install per aircraft maintenance manual specifications and apply appropriate torque values for prevailing-torque fasteners to ensure proper locking performance.
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,BARREL (P/N nas577b4a)?
The NAS577B4A is a self-locking barrel nut designed for aircraft fastening applications. This steel nut features a floating element that maintains prevailing torque on mating threads, preventing loosening from vibration and movement.
Does the nas577b4a meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The NUT,SELF-LOCKING,BARREL 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 nas577b4a 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 nas577b4a.
Can I order the nas577b4a in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The NUT,SELF-LOCKING,BARREL is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.
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