Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LCAC100-512-T21 found under Switchpressure by Snowbird Environmental Systems. The National Stock Number assigned to this part is 5930016966686, and the Federal Supply Class is 5930 Switches. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LCAC100-512-T21.