Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number C91-364-8881 found under Hook And Chain Assy by Hurst Industries Inc. The National Stock Number assigned to this part is 4030011039408, and the Federal Supply Class is 4030 Fittings For Rope Cable And Chain. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like C91-364-8881.