Enactus-LL9UC Burgmann LL9UC Replacement

Enactus-LL9UC Burgmann LL9UC Replacement

FeaturesAPI 682 Category 2 and 3, Type A, Arrangement 1 sealSingle sealBalancedCartridge unitRotating multiple springsSolid seal facesAdvantagesCompact designLow heat generation and power consumption
Product description


  • API 682 Category 2 and 3, Type A, Arrangement 1 seal

  • Single seal

  • Balanced

  • Cartridge unit

  • Rotating multiple springs

  • Solid seal faces


  • Compact design

  • Low heat generation and power consumption due to narrow seal face width

  • Longer seal life

  • Pressure-balanced design prevents mating ring being forced out under reverse pressure

  • No damage to shaft sleeve as dynamic
    O-Ring is not in direct contact with the sleeve

  • Extended selection of materials

  • Metal parts also in special materials available

Operating range

Shaft diameter: d1 = 20 ... 110 mm (0.79" ... 4.33")
Pressure: p = vacuum ... 42 bar (... 609 PSI)
Temperature: t = -40 °C ... +176 °C (-40 °F … +349 °F)*
Sliding velocity: vg ... 23 m/s (... 75 ft/s)
* Engineered up to 260 °C (500 °F) with FFKM (K) secondary seals.


Seal ring: Blister resistant carbon,
Silicon carbide SSiC (Q1), RBSiC (Q2)
Mating ring:
Silicon carbide SSiC (Q1), RBSiC (Q2)
Secondary seals:
FKM (V), FFKM (K), EPDM (E), NBR (P)
Springs: Hastelloy® C-276 (M5)
Metal parts: CrNiMo steel 316 (G)

Recommended applications

  • Refining technology

  • Oil and gas industry

  • Petrochemical industry

  • Chemical industry

  • Power plant technology

  • Light volatile hydrocarbons

  • LPG plants

  • API 610 / ISO 13709 pumps

  • Process pumps

Provide special design
According to the requirements and conditions for the custom processing

Enactus Industrial, one of the professional manufacturers and suppliers of mechanical seals, now brings you the latest design enactus-ll9uc burgmann ll9uc replacement at competitive price. Should you have any special requirement, we can also offer you customized service. Welcome to wholesale bulk enactus-ll9uc burgmann ll9uc replacement with our factory and check the pricelist with us.

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