Structural Testing Systems, Inc

Professional NDT services in an ever changing aircraft industry. 

Aircraft We Service

  • Gulfstream
  • Hawker Beechcraft
  • Cessna
  • King Air
  • Pilatus 
  • Agusta
  • Boeing
  • Bell
  • Dassault Falcon
  • Bombardier
  • Embraer
  • Learjet
  • Westwind
  • Challenger
  • Global Express
  • Sikorsky


We offer, but are not limited to, the services below. Our mobile X-Ray unit is equipped with a GE Nova Automatic film processing system complete with self-contained chemical supply and film viewer. This provides on-site radiographic inspections at your location. Each technician is outfitted with the appropriate inspection equipment to support any of your NDT needs. 

Radiographic (Film) and *Computed Radiography (CR)

*HS125 Series
24 month, 48 month,
16-Year, and 24 Year

*Beechjet 400 Series
Horizontal Stabilizer Ribs and Stringers

*Falcon Series
Various Inspections

Gulfstream Series
24 / 72 Month (NDT / X-Ray Inspection)
Wing Attachment Fittings
4000/5000 Landings

*Citation Series
X-Ray Horizontal Stabilizer

Westwind Series
4800 Hour
Control Rods (10/15 Year Inspection)

Lear Series
1200 Hour / 12 Year Inspections

Cabin Windows
Wing Attachment Fittings

*Agusta Series
Main Rotor Blades

*Westwind Series
Landing Gear Door Rods

Flight Control Rods

*Computed Radiography is not yet offered on some aircraft.  Although we have accomplished several CR inspections, some aircraft manufacturers are still in the process of accepting this form of radiographic imaging. 

Ultrasonic / Bond testing

Falcon Series
Various Inspections

Gulfstream Series
Wing Attachment Fittings
CB 433 Wing Access
BL 0 Ultrasonic
MOI of Engine Cowlings
Engine Cowlings

Citation Series
Phase 50 - Wing to Fuselage Main Carry Thru Lugs
Horizontal Stabl De-bond

Jet Star Series
Wing Risers (Phase 1, 2, & 3)

Hawker Series
Horizontal Stab Bond test 
SB 208A UT Thickness of Wing Spar SB 211 

Lower Main Spar Inspection

Eddy Current

Hawker Series
Flap Hinge SB 57-55 & AD 80-12-10

NLG Bridge Casting SB 32-184 & AD 80-12-05
NLG Bay Sidewall, SB 53-73
Top Wing Skins SB 57-75

Falcon Series
Various Inspections 

Gulfstream Series

18 Month (Fastener & Radius Block removal) Wing Wedge Eddy Current Horizontal Stabilizer Pivot Fittings Engine Fixed Cowl

Citation Series
Phase 49 (Wing and Fuselage Lap Joints)
AFT Pressure Bulkhead
FWD Pressure Bulkhead

Lear Series
Horizontal Stabilizer Hinge
Fitting, Cabin Door Lugs

1200 Hour / 12 Year Inspections

Jet Star Series
Windshield Posts 750 Hr Inspection

Challenger Series
Cabin Windows Eddy Current 53-30-01/08
Lower Fuselage Skin Eddy Current
Eddy Current 53-30-06
Lower Wing Panels ET 57-30-20 (28 panels)

Magnetic particle / Fluorescent Penetrant

Miscellaneous General and Required Scheduled Inspections