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R-31K/R-31U

Mechanical seal R-31K/R-31U

Mechanical seal R-31K / R-31U. Applies to Haigh series pumps, Hidrostal, Hilde, Inbeat, INOX, etc. Analog: Burgmann MG920 / D1-G50 seal. Crane 2 (N SEAT) seal, Flowserve 200 seal, Latty T200 seal, Pac type 21/31 (UK standart, US standart), Roplan RB02, Roten 21, Sterling 212, Vulcan twenty.

Temperature: -20°~150°

Pressure: ≤1.5 MPa

Speed: ≤13 m/sec

Materials

  • Rotary ring: Carbon/SIC
  • Stationary ring: Ceramic/SIC/TC
  • Bellows: NBR / EPDM / VITON.
  • Spring: SS304 / SS316.
  • Metal parts: SS304 / SS316.

Mechanical seal R-31K

(Inch) d1 (H6) d3 (Max) d7 (h8) L3 (±0.5) L4
0.500 12,70 23,3 27,79 25,40 8,74
0.625 15,87 30,1 30,95 25,40 10,32
0.750 19,05 33,1 34,15 25,40 10,32
0.875 22,23 36,3 37,30 25,40 10,32
1.000 25,40 39,4 40,50 25,40 10,32
1.125 28,58 44,5 47,63 33,34 11,99
1.250 31,75 47,6 50,80 33,34 11,99
1.375 34,93 50,8 53,98 33,34 11,99
1.500 38,10 54.0 57,15 33,34 11,99
1.625 41,28 60,3 60,35 33,34 11,99
1.750 44,45 60,3 63,50 40,48 11,99
1.875 47,63 63,9 66,70 40,48 11,99
2.000 50,80 66,7 69,85 40,48 11,99
2.125 53,98 74,6 73,05 41.00 13,50
2.250 57,15 74,6 76,20 41.00 13,50
2.375 60,33 82.0 79,40 41.00 13,50
2.500 63,50 86,1 82,55 41.00 13,50
2.625 66,68 86,1 92,10 49.00 15,90
2.750 69,85 88,9 95,25 49.00 15,90
2.875 73,03 96,5 98,45 49.00 15,90
3.000 76,20 96,5 101,65 49.00 15,90

Mechanical seal R-31U

(Inch) d1 (H6) d3 (Max) d7 (h8) L3 (±0.5) L4
0.500 12,70 23,3 25,40 20,62 7,9
0.625 15,87 30,1 31,75 22,22 10,3
0.750 19,05 33,1 34,93 22,22 10,3
0.875 22,23 36,3 38,10 23,80 10,3
1.000 25,40 39,4 41,28 25,40 11,1
1.125 28,58 44,5 44,45 26,97 11,1
1.250 31,75 47,6 47,63 26,97 11,1
1.375 34,93 50,8 50,80 28,58 11,1
1.500 38,10 54.0 53,98 28,58 11,1
1.625 41,28 60,3 60,33 34,93 12,7
1.750 44,45 60,3 63,50 34,93 12,7
1.875 47,63 63,9 66,68 38,10 12,7
2.000 50,80 66,7 69,85 38,10 12,7
2.125 53,98 74,6 76,20 42,85 14,3
2.250 57,15 74,6 79,38 42,85 14,3
2.375 60,33 82.0 82,55 46,02 14,3
2.500 63,50 86,1 85,73 46,02 14,3
2.625 66,68 86,1 85,73 49,20 15,9
2.750 69,85 88,9 88,90 49,20 15,9
2.875 73,03 96,5 95,25 52,37 15,9
3.000 76,20 96,5 98,43 52,37 15,9
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