A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5996-01-285-2353
NSN 5998-00-490-0191
NSN 5996-00-944-4959
NSN 6645-00-171-9251
NSN 5975-01-250-2940
NSN 5960-01-425-1454
NSN 5965-01-423-8543
NSN 6105-01-419-0106
NSN 5985-01-096-5007
NSN 5999-00-040-1645
NSN 5960-01-648-1872
NSN 5960-01-498-0572