Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4140L1030 230VAC 60HZ found under Control Combustion Oil Burner by Stafford Machinery Corp. The National Stock Number assigned to this part is 6685013057293, 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 4140L1030 230VAC 60HZ.