The HY-108U series mechanical seal is a single-spring, unbalanced type.

Structural Features:

Single-face, single-spring design with strong clog resistance.

When installing, note the spring direction.

Seal face:

Graphite, Silicon Carbide, Tungsten Carbide

Auxiliary Seal:

Nitrile rubber, Fluororubber, EPDM, PTFE

Metal Components:

Stainless Steel 304, 31 6L