Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number UH75X2-12 found under Spring Helical Comp by Matthew Warren Inc. The National Stock Number assigned to this part is 5360015401335, 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 UH75X2-12.