Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 43-34 AND 23-35B found under Nut And Nipple Asse by Kerotest Manufacturing Corp. The National Stock Number assigned to this part is 1560012925146, and the Federal Supply Class is 1560 Airframe Structural Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 43-34 AND 23-35B.