Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CH30055-30 found under Circuit Breaker by Cole Hersee Company. The National Stock Number assigned to this part is 5925006193652, 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 CH30055-30.