Polished SS304 He Burgmann HJ92N Replacement Seal

The Burgmann HJ92N is a balanced, wave‑spring, O‑ring pusher seal, designed for single-end use on plain (unstepped) shafts. It’s engineered for rugged operation in viscous or solids-containing media, featuring a spring-protection design that prevents clogging and shaft damage even in harsh fluids.

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  Color & Finishing: Metallic stainless body with polished gland; seal faces are dark (carbon, SiC, TC) .

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  Shape: Compact, cylindrical cartridge family with integrated wave spring and O-ring drive collar .
  

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    Shaft Diameter (d₁): 18–100 mm (0.625″–4″) .

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    Pressure Rating:

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      Standard: up to 25 bar (~363 psi); version for >100 mm shafts rated to 50 bar (~725 psi) .

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    Temperature Range: -50 °C to +220 °C; variants rated for -20 °C to +180 °C (~+430 °F).

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    Maximum Speed: Surface speeds up to 20 m/s (~66 ft/s); typical limits around 15 m/s (~50 ft/s).

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    Axial Flexibility: Accommodates ±0.5 mm shaft movement.
    

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    Balanced, non-clogging seal: Encapsulated wave spring prevents solid ingress and maintains reliable operation.

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    Reversible functionality: Works regardless of rotation direction without modifying the seal.

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    Adaptable: Optional variants for vacuum conditions or sterile/food-grade tasks; built to EN12756 standard .

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    Targeted usage: Suitable for abrasive and viscous fluids—e.g. sugar juice, sludge, slurry, dairy products, wastewater, textile, pulp & paper, and mining .

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