Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 507 229 04 WITH TAPE found under Spring Flat by Laird Technologies Ltd. The National Stock Number assigned to this part is 5360013043574, 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 507 229 04 WITH TAPE.