Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number K881025-011 found under Seal Nonmetallic Ro by Kaman Aerospace Corporation. The National Stock Number assigned to this part is 5330014847911, and the Federal Supply Class is 5330 Packing And Gasket Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like K881025-011.