Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 9801B12512 found under Screw Shear by Wahl Instruments Inc. The National Stock Number assigned to this part is 5305010291722, and the Federal Supply Class is 5305 Screws. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 9801B12512.