SCREW (P/N ln9139m4x12) - New Surplus
P/N: ln9139m4x12
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 | 12 Available |
Product Description
The LN9139M4X12 is a metric machine screw with M4 thread and 12mm length in round head style. This fastener secures panels and brackets in structural installations on aircraft airframes. Commonly used in Airbus Helicopters BK117 and BO105 helicopter assemblies per LN9139 standard specifications.
Installation requires torque verification against the aircraft maintenance manual and an approved locking method to prevent vibration loosening. Verify correct part number in the Illustrated Parts Catalog before installation.
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 SCREW (P/N ln9139m4x12)?
The LN9139M4X12 is a metric machine screw with M4 thread and 12mm length in round head style. This fastener secures panels and brackets in structural installations on aircraft airframes.
Does the ln9139m4x12 meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The SCREW 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 ln9139m4x12 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 ln9139m4x12.
Can I order the ln9139m4x12 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The SCREW is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.
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