HELICOIL (P/N 520112-3) - New Surplus
P/N: 520112-3
Category: Studs, Inserts & Fastener 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 | 6 Available |
Product Description
The 520112-3 is a helical screw thread insert for restoring and reinforcing damaged or stripped threaded holes in aircraft structures. This corrosion-resistant steel insert follows NAS1130 and MS21209 aerospace standards, providing durable internal threads in aluminum housings and soft alloy components. Installation requires STI-tapped holes and specialized insertion tooling per NASM33537 specifications.
The insert restores bolt hole integrity without requiring structural repair or component replacement, commonly used in fuselage panels, access covers, and engine mount attachments. Follow aircraft maintenance manual procedures for torque specifications and inspection requirements.
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 HELICOIL (P/N 520112-3)?
The 520112-3 is a helical screw thread insert for restoring and reinforcing damaged or stripped threaded holes in aircraft structures. This corrosion-resistant steel insert follows NAS1130 and MS21209 aerospace standards, providing durable internal threads in aluminum housings and soft alloy components.
Does the 520112-3 meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The HELICOIL 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 520112-3 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 520112-3.
Can I order the 520112-3 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The HELICOIL is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.
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