Direct-fit aftermarket mechanical seal kit for Yeomans 360 pump applications, supplying a matched upper and lower mechanical seal set for reliable sealing during wastewater pump service and rebuilds. Yeomans (Yeomans Chicago Corporation) is widely known for wastewater pump equipment (now part of the Grundfos family), so this product is often search by Yeomans 360 when sourcing replacement seals.

Select the correct seal-size pairing (match what’s in your pump)

Seal House supplies two common Yeomans 360 seal pairings—choose the option that matches your removed seals and/or service paperwork:

• 3.00″ lower seal + 3.25″ upper seal — includes pump O-ring kit

• 3.25″ lower seal + 3.50″ upper seal — seals only (O-ring kit not included)

What’s included

• Upper mechanical seal assembly (rotary + spring)

• Lower mechanical seal assembly (rotary + spring)

• Stationary seats for both seals

• Pump O-ring kit (only included with the “3.00? Lower + 3.25? Upper” option)

Fitment tip: If you’re not sure which option you need, measure your removed upper seal and lower seal (or match your prior invoice/maintenance record) and select the size pair above that matches your pump. Seal house has on site seal specialist to help with matching any parts, call or text 

Explore our full line up of OEM seals.

Looking for more? Shop Pump Repair Kits, Shaft Seals and Pre-Cut Gaskets