WASHER (P/N 186321) - New Surplus
P/N: 186321
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 | 4 Available |
Product Description
The 186321 is a metal flat washer designed to distribute clamp load and provide a smooth bearing surface under bolt heads and nuts in aircraft fastening applications. This washer protects mating surfaces from damage during assembly and helps maintain proper grip length in airframe and engine attachments. Manufactured to AN960 or NAS1149 series specifications, the 186321 meets aerospace fastener standards for durability and load distribution.
Installation follows aircraft maintenance manual requirements and AC 43.13-1B accepted practices for hardware assembly.
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 WASHER (P/N 186321)?
The 186321 is a metal flat washer designed to distribute clamp load and provide a smooth bearing surface under bolt heads and nuts in aircraft fastening applications. This washer protects mating surfaces from damage during assembly and helps maintain proper grip length in airframe and engine attachments.
Does the 186321 meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The WASHER 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 186321 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 186321.
Can I order the 186321 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The WASHER is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.