Regal Beloit N16H100 is an idler pulley from the Browning line (Regal Rexnord) used to guide and support belt runs in multi-groove belt-drive systems. It features a 1 in bore, a 2.492 in outer diameter, and 16 grooves to accommodate a matching multi-groove belt, with catalog listings showing a weight around 1.0 lb. The part is cross-referenced in catalogs as Regal Rexnord 1297076 and is marketed as the N16H100 IDLER. Some listings specify a cast-iron body with a black-oxide finish.
