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R-706B

Mechanical seal R-706B

The R-706B single mechanical seal is unloaded with a central spring. Mechanical seal R-706B is used in Grundfos pumps:
CH , CHI , CHE , CRK , SPK , TP , AP series pumps
CR , CRN , NK TP TP series pumps
LM (D) / LP (D) , NM / NP , DNM / DNP.
Standard shaft size: 12 mm, 16 mm.
R-706B-12mm: Grundfos article: 96409293/96409263/00405096 / 00405097.
R -706B-16mm: Grundfos article: 96409265/00485351/00425062/00425063 / 00425063.
Used in centrifugal pumps, mixers, pumping stations, circulation pumps, submersible pumps, multi-part pumps, chemical pumps, for food production, for water and drainage water.

Temperature: -20°~150°

Pressure: ≤2.0 MPa

Speed: ≤15 m/sec

Materials

  • Rotary ring: Carbon / SIC
  • Stationary ring: Carbon/SIC/TC
  • Bellows: NBR / EPDM / VITON
  • Spring: SS304
  • Metal parts: SS304
  d1 (H6) d3 (Max) d6 (h8) d7 (±0.5) L3 L4 (h8)
R-706B 12 22 19 23 24 8.5
R-706B long 12 22 19 23 39 8.5
R-706B 16 26 23 27 25 9
R-706B long 16 26 23 27 30 9
Price, $
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Rubber type
Material of metal part
Stationary and rotating face
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