WASHER, PLAIN (P/N 657-260yz) - New Surplus

The 657-260yz is a plain metal flat washer for aircraft fastener assemblies. It distributes bolt load across a wider bearing surface and provides shimming under hex nuts in airframe structures. This washer conforms to AN960 or NAS1149 standards commonly referenced in aviation maintenance.

Install under the nut during assembly to prevent surface damage and ensure proper grip on structural components. Used throughout general and commercial aircraft for securing skin panels, brackets, and internal structure.

What is the WASHER, PLAIN (P/N 657-260yz)?

The 657-260yz is a plain metal flat washer for aircraft fastener assemblies. It distributes bolt load across a wider bearing surface and provides shimming under hex nuts in airframe structures.

What conditions is the 657-260yz available in?

The 657-260yz is currently available in the following conditions: New Surplus. Each condition reflects the part's maintenance history and certification status per FAA standards.

How do I get pricing for the 657-260yz?

The 657-260yz requires a custom quote. Submit a Request for Quote (RFQ) through our website or call our sales team at (904) 998-9101 for immediate pricing assistance.

Do you offer expedited shipping for the 657-260yz?

Yes, we offer same-day processing on in-stock items and provide 24/7 AOG (Aircraft on Ground) support for urgent needs. Standard, expedited, and overnight shipping options are available.