Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PMA-0023 found under Circuit Breaker by L3 Communications Corp. The National Stock Number assigned to this part is 5925016557398, and the Federal Supply Class is 5925 Circuit Breakers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PMA-0023.