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561.414.1046

Stairs Mechanical Seal — 12mm, 16mm & 22mm Vertical Multistage Pump Seals

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Stairs Mechanical Seal — 12mm, 16mm & 22mm Vertical Multistage Pump Seals

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  • DESCRIPTION

    Stairs mechanical seals for SB series vertical multistage pumps, in 12mm, 16mm and 22mm shaft sizes. The 16mm and 22mm are cartridge seals that drop in without dismantling the pump. The 12mm is the plug-in type, mounted by a round flange with bolt holes. Built to OEM-equivalent standards or higher.

    What You Get

    • One complete seal assembly in the shaft size you select

    Which Seal Do I Need?Find your pump model, or measure the shaft where the seal sits, then read across. Match the option name to the dropdown above.

    Select This Option Fits These Pumps Faces & Elastomers Mounting
    12mm — Plug-In Flange Stairs vertical multistage, 12mm shaft Silicon Carbide / Silicon Carbide, Viton (FKM) Plug-in. Round flange with bolt holes
    16mm — SB1 15-2151, Viton/SiC Stairs Type SB1, model 15-2151 S00E (confirmed) Silicon Carbide / Silicon Carbide, Viton (FKM) Cartridge
    22mm — Cartridge Stairs vertical multistage, 22mm shaft Silicon Carbide / Silicon Carbide, Viton (FKM) Cartridge

    All sizes: single cartridge seal · fits Stairs SB, SBI and SBN series vertical multistage pumpsNot sure which one? Call or text a photo of your pump nameplate to 561-414-1046 — no purchase required.

    Applications

    • Pressure boosting for homes, farms and small commercial buildings

    • Irrigation and sprinkler systems

    • Water transfer and tank filling

    • Reverse osmosis and filtration feed

    • Washdown and general clean-water service

    Rebuilding this pump?A seal change is the right time to replace the soft parts that come out with it.

    New to this? Read how to replace a mechanical pump seal.

  • SPECIFICATIONS

    Also searched as: SB1 = SB-1 · 15-2151 = 15 2151 · 15-2151 S00E = 152151S00E · SBI = SB-I · SBN = SB-N

Disclaimer: Seal House USA provides aftermarket replacement parts. Any OEM names are used strictly for cross-reference. We are an independent supplier.

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