Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 191TE1C2-5S found under Relay Reed by Sigma Instruments Inc. The National Stock Number assigned to this part is 5945002367144, and the Federal Supply Class is 5945 Relays And Solenoids. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 191TE1C2-5S.