Material steel plate, alloy 4130, aircraft quality, heat treat to 125, 000 psi
NSN 5935-01-466-4036
NSN 5905-01-362-1434
NSN 6150-01-157-8726
NSN 5965-01-545-3258
NSN 5998-01-641-6246
NSN 5915-01-305-7709
NSN 5945-01-069-4991
NSN 5855-01-319-9757
NSN 6685-00-684-7891
NSN 5965-01-236-9988
NSN 6110-01-553-6973
NSN 7035-00-620-6835