Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BMK505-10 found under Valve Kit Plate by Blissfield Manufacturing Company. The National Stock Number assigned to this part is 4130007618612, and the Federal Supply Class is 4130 Refrigeration And Air Conditioning Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BMK505-10.