MH-60S Knighthawk/Seahawk
Sikorsky, Lockheed Martin / Owego, General Electric
https://www.naval-technology.com/projects/mh_60s/
MV-22B Osprey
Bell-Boeing, Rolls Royce
https://www.navair.navy.mil/product/MV-22B-Osprey
>was thinking failure of shared components between aircraft (organic or otherwise), but diff manufacturers