Home   /   Products   /   Mechanical seals   /   Refinery and petrochemical industry   /   TYPE V5B 17D



  • Refinery & Petrochemical industry
  • Oil & gas industry
  • Chemical industry
  • Power plant technology
  • Process pumps
  • Hydrocarbons (light and heavy)

API 682 Category 2 & 3, Type A, Arrangement 2 or 3 Type V5B 17D is reliable, high-performance, balanced double cartridge pusher-type tandem seal, independent of the shaft rotating direction.

Designed to seal hazardous fluids in applications where sealing environment have to be controlled. Applied in volatile organic compounds, hydrocarbons, benzene, toluene, solvents, fuel oil, gasoline, chemicals, caustics…

Operating range:

  • Shaft diameter: D1 = 25… 120mm
  • Pressure: pi = 40 bar
  • Temperature: t = -40°C…+260°C
  • Sliding velocity: vg = 23m/s


API682 Category 2 & 3, Type A, Arrangement 2 or 3
Easy-to-install double cartridge design
Multiple springs
Independent of the shaft rotating direction
Integrated pumping ring available
Extended selection of materials


Seal face: Carbon antimony impregnated, SiC
Stationary seat: SiC, TC
Secondary seal: NBR, EPDM, FKM, FFKM
Spring: 1.4571, Hastelloy C
Metal Parts: 316L
Optional materials on request

If you have any questions or concerns about the product, please feel free to call or send us a message.