A plain nut on which has been assembled a nonremovable washer.
Classification: Nuts of iron or steel
NSN 5920-01-253-9816
NSN 6240-01-329-2453
NSN 5905-00-843-9586
NSN 6320-01-473-9024
NSN 5945-01-324-1169
NSN 6685-01-536-3531
NSN 6610-01-643-2315
NSN 5855-01-342-3824
NSN 6130-01-250-2822
NSN 6320-00-433-2773
NSN 5895-01-502-6988
NSN 5925-01-386-3178