File Name & Location 12/05/2015, Page 1 STATUS OF F/A - 18 E/F NLG RIG TESTING

File Name & Location 12/05/2015, Page 2 EXAMPLE F/A 18 E/F NLG FOR HCAT.

File Name & Location 12/05/2015, Page 3 List of WC-Co-Cr coated parts in NLG F/A-18E/F Drag Brace Assembly 74A Pin Drag Brace, Shock Strut 74A Pin Trunnion, Drag Brace 74A Piston Drag Brace 74A Piston Head Drag Brace NLG Assembly 74A Cylinder Assembly Shock Strut 74A Piston Shock Strut 74A Pin, Torque Arm Apex Shock Strut 74A Pin, Torque Arm 74A Pin-Trunion, Shock Strut

File Name & Location 12/05/2015, Page 4 EXAMPLE F/A 18 E/F NLG DRAG BRACE (74A430804)

File Name & Location 12/05/2015, Page 5 EXAMPLE F/A 18 E/F PISTON HEAD DRAG BRACE ( P/N 74A430809)

File Name & Location 12/05/2015, Page 6 STATUS OF OF F/A-18E/F NLG RIG TESTING

File Name & Location 12/05/2015, Page 7 STATUS OF F/A - 18 E/F NLG RIG TESTING

File Name & Location 12/05/2015, Page 8 Drag Brace Assembly Test Retract - Extend Endurance Ground Load Fatigue

File Name & Location 12/05/2015, Page 9 Drag Brace Assembly Test Retract - Extend Endurance

File Name & Location 12/05/2015, Page 10 Drag Brace Assembly Test Ground Load Fatigue

File Name & Location 12/05/2015, Page 11 NLG Fatigue Test test frame installation ongoing test gear assembly completed

File Name & Location 12/05/2015, Page 12 FLIGHT TRIALS IN EXISTING DESIGN

File Name & Location 12/05/2015, Page 13 EXAMPLE CL601 MLG SHOCK STRUT PISTON (17114) AND ATTACHMENT PINS(P/N17207)

File Name & Location 12/05/2015, Page 14 EXAMPLE BOMBARDIER CL601RJ MAIN LANDING GEAR PISTON P/N BEFORE INSTALLATION

File Name & Location 12/05/2015, Page 15 EXAMPLE BOMBARDIER CL601RJ MAIN LANDING GEAR PISTON P/N AFTER 1764 CYCLES / 2203 HRS

File Name & Location 12/05/2015, Page 16 VISUAL INSPECTION RESULTS No evidence of seal leakage HVOF coating in good condition with slight discoloration at wow static sealing circumference There was no abnormal bearing wear Rod seal indicates some wear (TBD)

File Name & Location 12/05/2015, Page 17 Attachment pin chrome plated P/N

File Name & Location 12/05/2015, Page 18 Attachment pin after first “A”check 500hrs P/N HVOF coated

File Name & Location 12/05/2015, Page 19 Visual inspection of attachment pin after first “A”check 500hrs P/N HVOF coated Some evidence of material transfer from mating bushing (Be-Cu) Dry film lube worn off indicating lack of lubrication There was no indication of coating wear or distress

File Name & Location 12/05/2015, Page 20 Attachment pin after 1764 cycles and 2203 hrs P/N HVOF coated

File Name & Location 12/05/2015, Page 21 Visual inspection of attachment pin after 1764 cycles and 2203 hrs P/N HVOF coated Coating shows slight wear marks which can be cleaned up within drawing requirements There was some material transfer from mating spherical bushing (Be-Cu) Dry film lubricant partially worn off No evidence of corrosion or pitting

File Name & Location 12/05/2015, Page 22 CF-18A/B MLG AXLE LEVER ASSEMBLY new applications

File Name & Location 12/05/2015, Page 23 CF-18A/B MLG AXLE LEVER ASSEMBLY P/N 74A new application

File Name & Location 12/05/2015, Page 24 CF-18A/B MLG AXLE LEVER ASSEMBLY P/N 74A new application