Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B 1 136 9413525 found under Screw Cap Hexagon H by General Motors Corp. The National Stock Number assigned to this part is 5305011857122, 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 B 1 136 9413525.