BEARING BALL CE (P/N x-3991) - New Surplus
P/N: x-3991
Category: Bearings & Bushings
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 x-3991 is a ball bearing assembly for Lycoming aircraft engines, providing low-friction rotary support under dynamic loads. This factory-new OEM component features precision steel construction and meets AS, MS, or NAS bearing standards for aerospace applications. Installed in engine rotating elements, the bearing maintains radial load capacity during flight operations.
Installation requires confirmation against the engine's Illustrated Parts Catalog and adherence to Lycoming maintenance manual specifications and FAA-approved procedures.
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 BEARING BALL CE (P/N x-3991)?
The x-3991 is a ball bearing assembly for Lycoming aircraft engines, providing low-friction rotary support under dynamic loads. This factory-new OEM component features precision steel construction and meets AS, MS, or NAS bearing standards for aerospace applications.
Does the x-3991 meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The BEARING BALL CE 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 x-3991 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 x-3991.
Can I order the x-3991 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The BEARING BALL CE is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.