Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NU3430-122D-EN-S-R-S found under Gage Soil Density by Troxler Electronic Laboratories. The National Stock Number assigned to this part is 6695010733396, 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 NU3430-122D-EN-S-R-S.