A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 2925-01-422-1542
NSN 5835-00-804-0569
NSN 6130-01-515-9529
NSN 5925-01-568-3553
NSN 5905-01-397-0047
NSN 5999-01-391-7475
NSN 5905-00-323-1272
NSN 5999-00-730-1331
NSN 6135-00-542-6216
NSN 5998-00-932-1607
NSN 5965-00-181-0213
NSN 6320-01-195-5583