Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 120-188-3AN0N found under Sleeve Locking Elec by Bell Helicopter Textron Inc. The National Stock Number assigned to this part is 5935014693919, and the Federal Supply Class is 5935 Connectors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 120-188-3AN0N.