SCREW, MACHINE, MUSHROOM HEAD (P/N A113-1B) - New Surplus

The A113-1B is a steel machine screw with a mushroom head profile designed for aircraft panel fastening. The wide, low-profile head distributes clamp load across thin sheet metal surfaces, reducing stress concentration. Conforms to SAE AS6535 specifications for mushroom-head fasteners.

Commonly used on Hawker 800/800XP/900XP airframes for secure panel retention. Installation requires applying specified torque per the aircraft maintenance manual and verifying part number against the Illustrated Parts Catalog before installation.

What is the SCREW, MACHINE, MUSHROOM HEAD (P/N A113-1B)?

The A113-1B is a steel machine screw with a mushroom head profile designed for aircraft panel fastening. The wide, low-profile head distributes clamp load across thin sheet metal surfaces, reducing stress concentration.

What conditions is the A113-1B available in?

The A113-1B 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 A113-1B?

The A113-1B 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 A113-1B?

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.