Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 856A1091G03 found under Cap Protective Dust And Moisture by Fame Tool And Mfg Co Inc. The National Stock Number assigned to this part is 5340012840341, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 856A1091G03.