Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M72-123 found under Contact Electrical by Miltope Corporation. The National Stock Number assigned to this part is 5999012167584, and the Federal Supply Class is 5999 Miscellaneous Electrical And Electronic Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like M72-123.