Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KWLA-011E-TAD REF 15 found under Protector by Emerson Climate Technologies Inc. The National Stock Number assigned to this part is 4130015793164, and the Federal Supply Class is 4130 Refrigeration And Air Conditioning Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like KWLA-011E-TAD REF 15.