Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number R1499-1 found under Gage Absolute Pressure Dial Indi by Rotair Industries Inc. The National Stock Number assigned to this part is 6685000742288, 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 R1499-1.