Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4993479-7 found under Spider Universal Jo by Kalmar Limited. The National Stock Number assigned to this part is 2520014070237, and the Federal Supply Class is 2520 Vehicular Power Transmission Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 4993479-7.