Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 100123-15 found under Spring Acceleromete by Bei Sensors And Systems Co Inc. The National Stock Number assigned to this part is 5360007194161, and the Federal Supply Class is 5360 Coil Flat Leaf And Wire Springs. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 100123-15.