Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 55341C050 found under Plunger Assembly by Teikoku Usa Inc. The National Stock Number assigned to this part is 4320011783048, and the Federal Supply Class is 4320 Power And Hand Pumps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 55341C050.