A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 5945-01-152-9166
NSN 6105-01-571-8902
NSN 6645-01-215-3629
NSN 5855-00-228-8446
NSN 6685-00-078-0098
NSN 6620-00-542-0529
NSN 5985-00-978-9945
NSN 5975-01-386-2281
NSN 6150-01-369-6854
NSN 5990-00-578-8850
NSN 5855-00-688-9954
NSN 5910-01-367-2738