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Mechanical seal R-BT-FN.NU

Mechanical seal R-BT-FN.NU

Mechanical end seal R-BT-FN.NU is one of the R-BT-FN type seal configurations (according to EN 12756). The seal is single, with a conical spring, depends on the direction of rotation of the shaft, unbalanced. The rotation ring is sealed in the installation part with an o-ring. Recommended for water supply pumps, circulation pumps, for home and garden, public utilities.

Application: in pumps Lowara, Calpeda, DAB, Ebara (3M, MATRIX, DWO, GPF), CSF Inox, Grundfos, Simaco, Pedrollo, E-Tech, Speroni, Processpumpar and many others.

Type: Burgmann BT-FN.NU, Lidering FN NU, LS15DIN, Aesseal T04D, Roten Uniten 3, Vulcan 13DIN, Flowserve 43D, Dimer TCO.15-7, Latty T901D, Hermetika М112К.FRA, Sterling SU3, Roplan R62D, Us Seal VGMC-13.

Temperature: -20°~180°

Pressure: ≤1.4 MPa

Speed: ≤15 m/sec

Materials:

  • Rotary ring: Ceramic/SIC/TC;
  • Stationary ring: Carbon/SIC/TC;
  • Bellows: NBR/EPDM/VITON;
  • Spring: SS304/SS316;
  • Metal parts: SS304/SS316.
d1 (H6) d3 (Max) d6 (h8) d7 (±0.5) L3 L4 (h8)
10 20,0 17,0 21,0 15,0 7,0
12 22,0 19,0 23,0 18,0 7,0
14 25,0 21,0 25,0 22,0 7,0
16 29,0 23,0 27,0 23,0 7,0
18 33,0 27,0 33,0 24,0 10,0
20 33,0 29,0 35,0 25,0 10,0
22 38,0 31,0 37,0 25,0 10,0
24 38,0 33,0 39,0 27,0 10,0
25 40,0 34,0 40,0 27,0 10,0
28 46,0 37,0 43,0 29,0 10,0
30 46,0 39,0 45,0 30,0 10,0
32 46,0 42,0 48,0 30,0 10,0
33 48,0 42,0 48,0 39,0 10,0
35 50,0 44,0 50,0 39,0 10,0
38 58,0 49,0 56,0 42,0 13,0
40 58,0 51,0 58,0 42,0 13,0
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