STEMCO 309-0973 Hub Seal

STEMCO 309-0973 Guardian Hub Seal is a STEMCO-branded hub seal identified by the part number 309-0973. This wheel-end seal sits in the hub assembly to form a barrier at the bearing interface, helping to maintain lubrication and reduce contamination exposure in the wheel-end area. Hub seals of this type play a critical role in protecting bearings and extending service intervals by maintaining a stable seal against elements encountered in road service. The 309-0973 designation uniquely identifies this seal within STEMCO’s catalog, facilitating precise ordering and replacement when this exact part is specified. The Guardian branding indicates the seal is part of STEMCO’s Guardian line of wheel-end sealing products.