National Guard 3G-OTH-515139 — Technical Specifications

The NATIONAL GUARD Automatic Door Bottom (Single Fin Insert, MPN 420NHMA-4) is an aluminum door bottom measuring 48 inches in length and 2 5/16 inches in width. As a single fin insert type, it provides a straightforward sealing solution for door gaps. 3G Electric interprets customer demand and delivers this genuine industrial part across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.