M461

M461 For a larger view, please mouseover the image.
For a larger view, please mouseover the image.
ItemDescription
1Seal face, atmosphere side
2Seal face, product side
6, 7, 13, 14, 15O-Ring
11Seat, product side
12Seat, atmosphere side
For a larger view, please mouseover the image.
Flange connections acc. to DIN 28137 T2
for nominal diameters 125 ... 161.
  • For top entry drives
  • For glass-lined vessels
  • Double seal, single seal on request
  • Unbalanced
  • Independent of direction of rotation
  • Multiple springs rotating
  • Liquid-lubricated
  • Cartridge unit
  • Ready-to-fit and factory-tested unit
  • Available with or without bearing
  • Suitable for standardizations
  • Double seals can be applied at higher pressure and rotating speed than specified by DIN
  • Self-closing on product side
  • The seal can be lifted off the glass-lined flange as a complete cartridge. The sensitive glass lined basic flange remains mounted on the vessel.
  • ATEX certification on request
Shaft diameter:
d1 = 40 ... 160 mm (1,57" ... 6,30")
Pressure:
p1 = vacuum ... 16 bar (232 PSI),
p3 = max. 18 bar (261 PSI)
Temperature:
t1 = -40 °C ... +200 (250*) °C
(-40 °F ... +392 (482*) °F)
Sliding velocity:
vg = 0 ... 5 m/s (0 ... 16 ft/s)

For applications beyond this range, please inquire.
* with cooling flange
Seal faces: Carbon graphite or Silicon carbide, FDA conform
Seats: Silicon carbide, FDA conform
Secondary seals and metallic parts acc. to application and customers' requirement.
  • FDA
  • ATEX
  • DIN 28138 (mechanical seals for agitator shafts)
  • DIN 28136 T3 (for glass-lined vessels)
  • DIN 28137 T2 (flange connection for glass-lined vessels)
  • DIN 28159 (shaft end for glass-lined vessels)
  • Petrochemical industry
  • Chemical industry
  • Pharmaceutical industry
  • Food and beverage industry
  • Agitators
  • Reactors
Options:
  • Cooling resp. heating flange
  • Leakage drain resp. flush