WASHER .39IDX.08 PLAIN (P/N 539058) - New Surplus

The 539058 is a plain flat washer measuring.39 inches inner diameter with.08 inch thickness. This steel washer distributes fastener loads across bearing surfaces in structural attachments, preventing bolt heads and nuts from embedding into softer materials. Commonly used under fasteners in aircraft frame connections, control surface hinges, and engine mount assemblies.

Install per aircraft maintenance manual torque specifications, ensuring proper washer seating beneath fastener heads. Equivalent to AN960 and NAS1149 flat washer standards used in Continental and Cessna aircraft.

What is the WASHER .39IDX.08 PLAIN (P/N 539058)?

The 539058 is a plain flat washer measuring. 39 inches inner diameter with.

What conditions is the 539058 available in?

The 539058 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 539058?

The 539058 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 539058?

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.