Grundfos 22mm Pin Drive Double Cartridge Mechanical Seal — OEM 99030128 (Seal Only)

High-quality aftermarket double cartridge mechanical seal replacement for Grundfos wastewater / grinder pump applications using a 22mm shaft with a pin-drive setting system. This design uses two bolt tabs to lock the seal for proper setting and installation. Cross-references Grundfos OEM 99030128 (note: the OEM part number is typically for the full kit—this listing is for the mechanical seal only).

Seal Details

• Shaft size: 22mm

• Drive type: Pin drive with 2 bolt tabs

• Design: Double mechanical cartridge seal

• Application: Wastewater and grinder pump service

• OEM reference: 99030128 (OEM # is for full kit; we offer mechanical seal only)

Tested model compatibility (based on customer use)

• SL1.20.A25.30.EX.2.6.J.C

Cross Reference / Alternate Search Formats

99030128 • 990 30128 • 990-30128 • “Grundfos 22mm pin drive mechanical seal” • “22mm double cartridge seal Grundfos”

Fitment note: Always confirm 22mm shaft size and match the pin-drive / 2-bolt-tab setting style to your existing seal before ordering.

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