Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 633257-00SV found under Adapter Housing by Black And Decker Corp. The National Stock Number assigned to this part is 3040016288417, and the Federal Supply Class is 3040 Miscellaneous Power Transmission Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 633257-00SV.