NUT, HEX, THIN (P/N a103ec) - New Surplus

The a103ec is a thin hex jam nut designed to lock primary nuts on aircraft assemblies subject to vibration. This steel fastener corresponds to AN316-style check nut specifications and prevents loosening of critical connections. Commonly installed on control linkage rod ends and structural attachment points where vibration-induced loosening must be prevented.

Installation requires torquing per aircraft maintenance manual specifications and FAA AC 43.13 guidance for locknut applications. The thin profile allows stacking with standard hex nuts in confined spaces while maintaining secure fastening.

What is the NUT, HEX, THIN (P/N a103ec)?

The a103ec is a thin hex jam nut designed to lock primary nuts on aircraft assemblies subject to vibration. This steel fastener corresponds to AN316-style check nut specifications and prevents loosening of critical connections.

What conditions is the a103ec available in?

The a103ec 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 a103ec?

The a103ec 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 a103ec?

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.