Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DK 7320.510 found under Transmitter Group Humidity Tempe by Rittal Corp. The National Stock Number assigned to this part is 6685016245370, 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 DK 7320.510.