Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number E42005B-510-32IN-TY1-CLA found under Indicator Sight Liquid by Ernst John C And Co Inc. The National Stock Number assigned to this part is 6680011917691, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like E42005B-510-32IN-TY1-CLA.