Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 41300 LINE ITEM 21 found under Telescoping Rack by Csi Industries Inc. The National Stock Number assigned to this part is 4110015543478, and the Federal Supply Class is 4110 Refrigeration Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 41300 LINE ITEM 21.