Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 22300356 found under Spring Minute Intermediate Lever by Waltham Clock Co Inc. The National Stock Number assigned to this part is 5360005448534, 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 22300356.