SH(V)

SH(V) For a larger view, please mouseover the image.
For a larger view, please mouseover the image.
Item Description
1.1.1 Seal face
1.1.3 Spring
1.2 Seat
2 Shaft sleeve
6 Cover
9 Assembly fixture
14 Shrink disk
  • Cartridge design
  • Single seal
  • Balanced
  • Multiple springs
  • Stationary spring loaded unit
  • Shrink-fitted seal face
  • Deformation-optimized seal for high pressures and high sliding velocities (static up to 500 bar (7,250 PSI) and dynamic up to 150 bar (2,175 PSI))
  • Economical due to standardized inner components
  • High flexibility due to adaptation of the connection parts to the pump seal chamber
  • Insensitive to shaft deflections due to stationary design
  • Pre-assembled unit for quick and easy installation
  • Suitable for use in compliance with API 682, type ES
  • Version with loose-fitted seal face available, for extreme applications
  • Only small number of components
Shaft diameter:
d1* = 40 ... 250 mm (1.57" ... 9.84")
Pressure: p1 = 150 bar (2,175 PSI)
Temperature: t = +200 °C (+394 °F),
Sliding velocity: vg = 60 m/s (197 ft/s)
Axial movement: ±3 mm

* Other sizes on request
Seal face:
SiC-C-Si silicon impregnated carbon (Q3), Carbon graphite antimony impregnated (A)
Seat: Silicon carbide (Q)
Secondary seals:
FKM (V), EPDM (E), FFKM (K)
Springs: Hastelloy® C-4 (M)
Metal parts: CrNiMo steel (G), Duplex (G1), Super Duplex (G4), Titanium (T2), Hastelloy® C-4 (M)
  • API 682 / ISO 21049
  • Oil and gas industry
  • Refining technology
  • Petrochemical industry
  • Chemical industry
  • Power plant technology
  • Pulp and paper industry
  • Water and waste water technology
  • Hot water
  • Sour water
  • Caustic soda
  • Amines
  • Crystallizing media
  • Crude oil
  • Process water
  • Crude oil feed pumps
  • Injection pumps
  • Multiphase pumps