Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 41-103-BH-4-CW found under Faucet Double by Royal Brass Inc. The National Stock Number assigned to this part is 4510013173961, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 41-103-BH-4-CW.