Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LW21-1SF5W16X16 found under Hose Assembly Nonmetallic by Hyspan Precision Products Inc. The National Stock Number assigned to this part is 4720010125461, and the Federal Supply Class is 4720 Hose And Flexible Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LW21-1SF5W16X16.