A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6220-00-453-8484
NSN 7035-00-760-5479
NSN 5960-01-536-9763
NSN 6110-01-523-6677
NSN 5996-00-483-1893
NSN 5990-00-772-9277
NSN 5990-01-517-7848
NSN 5960-01-502-6270
NSN 5915-01-192-3141
NSN 5925-01-514-9311
NSN 5999-01-190-7720
NSN 5960-01-434-5539