Original MTD flat washer — part number 736-0320. Listed in MTD parts documentation as a flat washer with a nominal inner diameter ≈9.60 mm, outer diameter ≈35.19 mm and thickness ≈3.43 mm (catalog listing: 0.378" × 1.385" × 0.135").

This original MTD washer is the simple fastening spacer used across a variety of MTD-made machines and related brands. Example models that list part 736‑0320 include several Cub Cadet front‑engine tractors (e.g., 13AX11CH756, 13AQ11BP756, SLT1554) and multiple MTD/Troy‑Bilt snowblower models (e.g., 31AH64FG731, 31AM63EF729, 31AH5W75063).

Sold as a genuine MTD replacement, this flat washer is the exact-fit fastener you want when finishing a field repair — it’s a common item among MTD parts and is also cataloged widely by parts suppliers. If you’re replacing small fastening components on outdoor equipment, this washer is the correct, simple power tool parts fastener to restore proper spacing and load distribution.