Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 221-940 found under Cable Power Electrical by Rome Group Incturing Co Incor. The National Stock Number assigned to this part is 6145012258494, and the Federal Supply Class is 6145 Wire And Cable Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 221-940.