A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Copper screws, nuts, bolts, rivets, and other fasteners not threaded
NSN 6110-01-659-4413
NSN 5855-01-133-3587
NSN 6685-00-001-6459
NSN 5925-01-080-2226
NSN 6130-00-064-7238
NSN 6105-01-500-3409
NSN 5945-01-078-4768
NSN 6130-01-585-4638
NSN 5925-01-481-9843
NSN 5985-00-272-7451
NSN 5960-01-238-7367
NSN 5999-00-272-7453