The '-3' is sheet three of the drawing; psu is a power supply unit
NSN 5925-01-497-6788
NSN 5930-01-315-0521
NSN 5996-01-429-0390
NSN 5965-01-303-6105
NSN 6130-01-587-2136
NSN 5895-00-532-2376
NSN 4140-01-448-3132
NSN 5975-01-484-1440
NSN 5920-01-176-5426
NSN 5996-00-406-3593
NSN 5975-01-139-6797
NSN 5990-01-395-4194
Last Updated: 02/09/2025