Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NR52011-03B found under Cable Assembly Spec by Speco Corp. The National Stock Number assigned to this part is 6150011801787, and the Federal Supply Class is 6150 Miscellaneous Electric Power And Distribution Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like NR52011-03B.