Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 542 04 91-96 found under Water Jacket Exhaust Manifold by United Rentals North America Inc. The National Stock Number assigned to this part is 2815015541661, and the Federal Supply Class is 2815 Diesel Engines And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 542 04 91-96.