WHJ92N Wave Spring Mechanical Seals Replacement For Burgmann HJ92N

Short Description:

WHJ92N is a balanced, wave spring mechanical sea with spring-protection design, non-clogging. mechanical seal WHJ92N is designed for media containing solid or with high viscosity. It is widely used in paper, textile printing, sugar and sewage treatment industry.

Analogue for: AESSEAL M010, Anga US, Burgmann HJ92N, Hermetica M251K.NCS, Latty B23, Roplan 201, Roten EHS.

Product Detail

Product Tags


  • For unstepped shafts
  • Single seal
  • Balanced
  • Independent of direction of rotation
  • Encapsulated rotating spring


  • Especially designed for solids containing and highly viscous media
  • Springs are protected from the product
  • Rugged and reliable design
  • No damage of the shaft by dynamically loaded O-Ring
  • Universal application
  • Variant for operation under vacuum available
  • Variants for sterile operation available

Operating Range

Shaft diameter:
d1 = 18 ... 100 mm (0.625" ... 4")
p1*) = 0.8 abs.... 25 bar (12 abs. ... 363 PSI)
t = -50 °C ... +220 °C (-58 °F ... +430 °F)
Sliding velocity: vg = 20 m/s (66 ft/s)
Axial movement: ±0.5 mm

* An integral stationary seat lock is not needed within the permissible low pressure range. For prolonged operation under vacuum it is necessary to arrange for quenching on the atmospheric side.

Combination Materials

Rotary Face 
Silicon carbide (RBSIC)
Carbon graphite resin impregnated
Antimony Impregnated Carbon
Stationary Seat
Silicon carbide (RBSIC)
Tungsten carbide
Auxiliary Seal
Fluorocarbon-Rubber (Viton)
Ethylene-Propylene-Diene (EPDM)

Stainless Steel (SUS304)
Stainless Steel (SUS316)
Metal Parts
Stainless Steel (SUS304)
Stainless Steel (SUS316)

Recommended Applications

  • Pharmaceutical industry
  • Power plant technology
  • Pulp and paper industry
  • Water and waste water technology
  • Mining industry
  • Food and beverage industry
  • Sugar industry
  • Dirty, abrasive and solids containing media
  • Thick juice (70 ... 75 % sugar content)
  • Raw sludge, sewage slurries
  • Raw sludge pumps
  • Thick juice pumps
  • Conveying and bottling of dairy products


Item Part no. to DIN 24250


1.1 472/473 Seal face
1.2 485 Drive collar
1.3 412.2 O-Ring
1.4 412.1 O-Ring
1.5 477 Spring
1.6 904 Set screw
2 475 Seat (G16)
3 412.3 O-Ring

WHJ92N data sheet of dimension(mm)


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