Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FF-101-0 ITEM 11 found under Valve Float by Walton Tool And Manufacturing Co Inc. The National Stock Number assigned to this part is 4820011774504, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like FF-101-0 ITEM 11.