Wing Fillets

Wing fillets significantly improve your aircraft’s aerodynamics and overall performance. These components ensure smooth airflow, reducing drag and increasing the efficiency of wings. Engineered by the industry’s top manufacturers, wing fillets are essential for maintaining aircraft performance standards. Explore our selection to find the parts you need for your aircraft.
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Rib-Inboard Seal Support-Inboard Aft FLA
Rib-Inboard Seal Support-Inboard Aft FLA
The Boeing Company

Mfr Part#
113U2758U2

Edge Strip, Inboard
Edge Strip, Inboard
The Boeing Company

Mfr Part#
114U2216-22

Beam Trimmed Part, RIB 8, 10, Lower Trail
Beam Trimmed Part, RIB 8, 10, Lower Trail
The Boeing Company

Mfr Part#
185W1201-309

Wingwall Curved Trim
Wingwall Curved Trim
The Boeing Company

Mfr Part#
843Z1503-327

Wingwall Curved Trim
Wingwall Curved Trim
The Boeing Company

Mfr Part#
843Z1503-328

Seal - Lower Inboard FTE Wing
Seal - Lower Inboard FTE Wing
The Boeing Company

Mfr Part#
115U5261-27

Stiffener, Angle
Stiffener, Angle

Mfr Part#
143A5503-15

Beam Detail
Beam Detail

Mfr Part#
143A5513-28

Lateral Beam Detail-Angle, Extrusion
Lateral Beam Detail-Angle, Extrusion
The Boeing Company

Mfr Part#
142U8004-11

Lateral Beam Detail-Angle, Extrusion
Lateral Beam Detail-Angle, Extrusion
The Boeing Company

Mfr Part#
142U8004-7

Angle-Stiffener
Angle-Stiffener

Mfr Part#
143N6603-506

Stiffener, Angle
Stiffener, Angle
The Boeing Company

Mfr Part#
149A5510-111

Stiffener, Angle
Stiffener, Angle
The Boeing Company

Mfr Part#
149A5510-11

Stiffener, Angle
Stiffener, Angle
The Boeing Company

Mfr Part#
149A5510-126

Stiffener, Angle
Stiffener, Angle
The Boeing Company

Mfr Part#
149A5510-1

Stiffener, Angle
Stiffener, Angle
The Boeing Company

Mfr Part#
149A5510-2

Stiffener, Angle
Stiffener, Angle

Mfr Part#
149A5510U88

Stiffener, Angle
Stiffener, Angle
The Boeing Company

Mfr Part#
149A5510-88

Stiffener, Angle
Stiffener, Angle

Mfr Part#
149A5510-30

Stiffener, Angle
Stiffener, Angle

Mfr Part#
149A5510-25

Frequently Asked Questions

What are wing fillets?

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Wing fillets are essential aerodynamic parts that help reduce drag and ensure smooth airflow around the wings.

DISCLAIMER: Product information provided “as is.” Boeing may add, change, discontinue or remove this information at any time. Product photos may not be exact match to product delivered. See terms & conditions.