Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 157 13000 233 found under Cap Plug Protective Dust And Moi by Aeronautical Accessories Inc. The National Stock Number assigned to this part is 5340016254184, 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 157 13000 233.