Wilo / EMU Circulator Mechanical Seal — 2063600 (MG12 / 18-G60)

Direct-fit aftermarket mechanical seal replacement for Wilo / EMU circulator pumps referenced as 2063600. This seal matches the MG12 rotary with G60 stationary seat configuration and is supplied as a complete component set (rotary, spring, and stationary seat) for straightforward replacement.

Standard build: Silicon Carbide vs. Silicon Carbide (SiC/SiC) faces with Viton (FKM) elastomers—a durable choice for circulator service, including hot water and glycol mixes commonly found in HVAC systems.

Specs:

• Part / Ref: 2063600

• Style: MG12 rotary + G60 seat

• Shaft size: 18 mm

• Faces: SiC / SiC

• Elastomers: Viton (FKM)

What’s included:

• Complete MG12 / 18-G60 component seal (rotary, spring, and stationary seat)

Notes:

• OEM materials may vary. We standardize SiC/SiC/Viton for performance and consistency.

• Need different materials (e.g., Carbon/Ceramic, NBR, EPDM). Call us for special ordering.

Fitment tip: If your pump uses a different shaft size in the same Wilo/EMU circulator family, related listings include 2062115 (17mm MG1/17-G1) and 2063601 (24mm MG12/24-G60).

Questions or requests? Call us anytime—we’re happy to help confirm fit and material selection.