BACK-RNG (P/N a523-60701) - New Surplus

The a523-60701 is a PTFE backup ring designed to support and protect O-rings in aircraft hydraulic sealing applications. This component resists extrusion by containing the primary seal under high-pressure conditions, preventing it from being forced into the gland clearance. Backup rings conform to MS28774/MS28777 or SAE AS5781/AS5860 standards and install adjacent to the O-ring within the seal gland.

Commonly used in hydraulic actuators and fluid system interfaces on general aviation and commercial aircraft. Installation requires verification against the applicable Component Maintenance Manual (CMM) and Illustrated Parts Catalog (IPC) for correct gland positioning and compatibility.

What is the BACK-RNG (P/N a523-60701)?

The a523-60701 is a PTFE backup ring designed to support and protect O-rings in aircraft hydraulic sealing applications. This component resists extrusion by containing the primary seal under high-pressure conditions, preventing it from being forced into the gland clearance.

What conditions is the a523-60701 available in?

The a523-60701 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 a523-60701?

The a523-60701 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 a523-60701?

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.