Used on 8.000 inch diameter pressure vessel
NSN 5930-01-389-0027
NSN 6240-01-332-5927
NSN 5960-00-296-1530
NSN 6620-00-479-9425
NSN 4140-01-634-0330
NSN 6240-00-491-7191
NSN 6135-00-127-1683
NSN 6685-01-526-6198
NSN 5925-01-133-4416
NSN 5965-01-051-0126
NSN 7035-00-631-3782
NSN 5925-01-151-6518