Used on 8.000 inch diameter pressure vessel
NSN 5920-01-097-3178
NSN 5985-00-138-0189
NSN 5975-00-284-5001
NSN 5975-01-108-7049
NSN 5930-01-394-3738
NSN 6650-01-379-8012
NSN 5945-01-156-4628
NSN 5915-01-339-9095
NSN 5835-01-297-1909
NSN 6150-01-655-3816
NSN 6135-00-519-1325
NSN 5950-00-117-4705