External centering rings for small flange connections

Supplier: VACUUBRAND GMBH + CO
20660190 20660191 20660192 20660196 20660197
185-1231EA 0 INR
185-1231 185-1232 185-1233 185-1242 185-1243
External centering rings for small flange connections
Seals Sealing Rings
Centering with external centering rings is effected on the external diameter of the small flange, the O-ring seal is pressed into an internal radius.

  • NBR O-rings can be used in −25 to +80 °C; FPM O-rings can be used from −40 to +150 °C
  • With external centering, the same ring can be used for two nominal widths
  • No gaps are present on the vacuum side

PBT, with O-ring seals made from NBR or FPM.
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