Genuine DeWalt 942453-00 — replacement M6 wing nut/knob designed as the top fastener for the locking knob on DeWalt combination and table saws.

This original DeWalt part is an M6 wing nut (mounting nut) that secures the locking knob assembly and holds the saw in position—ideal when the original wing nut is stripped, damaged, or lost.

Fits multiple DeWalt/Black & Decker models including DW721, DW722 (DW722KN), DW726, DW742 (all types), DW742M, DW743 / DW743N and several ELU combination-saw variants; sold as a single replacement piece.

Cross-references and vendor codes include 942453, 94245300 and 172921308 (EAN/barcode listed on parts listings), so you can confirm the exact match for your saw.