Genuine OEM Volkswagen Oval Hexagon Socket Head Bolt, part number WHT011477. This bolt is used to fasten the engine oil sump and the oil dipstick with its pipe. It is indicated as item 35 in the transmission diagram. Manufactured to exact specifications for a secure fit. Genuine OEM bolts provide the correct tensile strength and thread pitch, essential for sealing the oil sump and maintaining the oil dipstick assembly.