The HFH ALTSN213S is a high-quality labyrinth seal designed specifically for use with SNL 213 series plummer blocks and bearing housings. This non-contact seal provides robust protection for bearings by effectively preventing the ingress of dust, dirt, and moisture, while simultaneously ensuring optimal retention of lubricant. Constructed from durable cast iron, the ALTSN213S contributes to extended bearing service life and reduced maintenance requirements in various industrial and agricultural machinery applications. Its precise design ensures reliable performance in demanding operating environments.