Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 099-2320 PARTS KIT B1 found under Parts Kit B1 Dental X Ray Apparatus by Siemens Medical Systems Inc. The National Stock Number assigned to this part is 6545012650000, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 099-2320 PARTS KIT B1.