WASHER, HIGH TEMP (P/N sw-125-140) - New Surplus

The sw-125-140 is a high-temperature shoulder washer designed for #4 fasteners in aircraft electronics and avionics applications. Constructed from glass-filled engineering thermoplastic, this washer provides electrical isolation between screws and conductive chassis surfaces in heat-sink mounts and panel assemblies. The shoulder design seats through mounting holes while the flat face distributes load across the mounting surface.

Install with the shoulder oriented through the hole and torque according to your aircraft's maintenance manual. Suitable for elevated service temperatures in avionics racks and electronic control panels.

What is the WASHER, HIGH TEMP (P/N sw-125-140)?

The sw-125-140 is a high-temperature shoulder washer designed for #4 fasteners in aircraft electronics and avionics applications. Constructed from glass-filled engineering thermoplastic, this washer provides electrical isolation between screws and conductive chassis surfaces in heat-sink mounts and panel assemblies.

What conditions is the sw-125-140 available in?

The sw-125-140 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 sw-125-140?

The sw-125-140 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 sw-125-140?

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.