4270, quad c40 board, aircraft
No other part numbers with same form, fit, and function found.
NSN 5945-01-370-0005
NSN 6610-01-331-6966
NSN 5975-01-661-3227
NSN 5998-01-078-0382
NSN 5915-00-960-4786
NSN 4140-01-555-8190
NSN 5960-00-539-7914
NSN 6135-00-461-3590
NSN 7035-00-803-3056
NSN 6240-01-157-9128
NSN 6130-00-446-6922
NSN 5925-01-153-7493
Last Updated: 08/13/2025