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Mechanical Seal H3B
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Mechanical Seal H12N

Mechanical Seal H7N

Type in the H-Brinker HB7N

H7N Operating range

  • Shaft diameter: d1 = 14 … 100 mm (0.55″ … 3.94″)
    (Single spring: d1 = max. 100 mm (3.94″))
  • Pressure:
    p1 = 80 bar (1,160 PSI) for d1 = 14 … 100 mm,
    p1 = 25 bar (363 PSI) for d1 = 100 … 200 mm,
    p1 = 16 bar (232 PSI) for d1 > 200 mm
  • Temperature: t = -50 °C … 220 °C (-58 °F … 428 °F)
  • Sliding velocity: vg = 20 m/s (66 ft/s)
  • Axial movement:
    d1 up to 22 mm: ± 1.0 mm
    d1 24 up to 58 mm: ± 1.5 mm
    d1 from 60 mm: ± 2.0 mm
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Category:
Description
ItemPart no. to
DIN 24250		Description
1.1472Seal face
1.2485Drive collar
1.3474Thrust ring
1.4412.1O-Ring
1.5477Spring
1.6904Set screw
2475Seat (G9)
3412.2O-Ring
dimension-seal-hb7n-h-brinker

Seal H7N Features (HB7N)

  • For stepped shafts
  • Single seal
  • Balanced
  • Super-Sinus-spring or multiple springs rotating
  • Independent of direction of rotation
  • Integrated pumping device available (H7F, H75F)
  • Variant with seat cooling available (H75G115)

Seal H7N Material

  • Seal face: Silicon carbide (Q1, Q2), Carbon graphite antimony impregnated (A), Aluminium oxide (V), CrMo cast steel (S)
  • Seat G9: Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B), Silicon carbide (Q1*, Q2*)
  • Secondary seals: EPDM (E), NBR (P), FKM (V), FFKM (K)
  • Springs: CrNiMo steel (G)
  • Metal parts: CrNiMo steel (G), Duplex (G1)
    *Cannot be combined with seal face made of S

Seal H7N Advantages (HB7N

  • Universal application opportunities (standardization)
  • Efficient stock keeping due to easily interchangeable faces
  • Extended selection of materials
  • Flexibility in torque transmissions
  • Self cleaning effect
  • Short Installation length possible (G16)

Seal H7N Recommended applications

  • Process industry

  • Oil and gas industry

  • Refining technology

  • Petrochemical industry

  • Chemical industry

  • Power plant technology

  • Pulp and paper industry

  • Food and beverage industry

  • Hot water applications

  • Light hydrocarbons

  • Boiler feed pumps

  • Process pumps

Seat HB7n – G115

hbg115

Seat HB7n – G16

hbg16

Seat HB7n – G9

seat-hbg9

Dimension Table

d1 d2 d3 d6 d7 d8 d24 d21 d22 ds l1K l1N l2 l3
14* 18 33 21.0 25.0 3 20 – – 38 42.5 – 18 32.5
16* 20 35 23.0 27.0 3 22 – – 40 42.5 – 18 32.5
18* 22 37 27.0 33.0 3 24 – – 42 45.0 55 20 33.5
20* 24 39 29.0 35.0 3 26 – – 44 45.0 60 20 33.5
22* 26 41 31.0 37.0 3 28 – – 45 45.0 60 20 33.5
24* 28 43 33.0 39.0 3 30 – – 47 47.5 60 20 36.0
25* 30 45 34.0 40.0 3 32 – – 49 47.5 60 20 36.0
28* 33 48 37.0 43.0 3 35 44.65 50.57 51 50.0 65 20 38.5
30* 35 50 39.0 45.0 3 37 47.83 53.75 54 50.0 65 20 38.5
32* 38 55 42.0 48.0 3 40 47.83 53.75 59 50.0 65 20 38.5
33* 38 55 42.0 48.0 3 40 47.83 53.75 59 50.0 65 20 38.5
35* 40 57 44.0 50.0 3 42 51.00 56.92 61 50.0 65 20 38.5
38* 43 60 49.0 56.0 4 45 54.18 60.10 65 52.5 75 23 38.5
40* 45 62 51.0 58.0 4 47 60.53 66.45 66 52.5 75 23 38.5
43* 48 65 54.0 61.0 4 50 63.70 69.62 69 52.5 75 23 38.5
45* 50 67 56.0 63.0 4 52 63.70 69.62 71 52.5 75 23 38.5
48* 53 70 59.0 66.0 4 55 66.88 72.80 75 52.5 85 23 38.5
50* 55 72 62.0 70.0 4 57 70.05 75.97 76 57.5 85 25 42.5
53* 58 79 65.0 73.0 4 60 76.40 82.32 83 57.5 85 25 42.5
55* 60 81 67.0 75.0 4 62 76.40 82.32 85 57.5 85 25 42.5
58* 63 84 70.0 78.0 4 65 79.58 85.50 88 62.5 85 25 47.5
60* 65 86 72.0 80.0 4 67 82.75 88.67 95 62.5 95 25 47.5
63* 68 89 75.0 83.0 4 70 85.93 91.85 93 62.5 95 25 47.5
65* 70 91 77.0 85.0 4 72 85.93 91.85 95 62.5 95 25 47.5
70* 75 99 83.0 92.0 4 77 89.10 95.02 105 70.0 95 28 52.0
75* 80 104 88.0 97.0 4 82 98.63 104.55 109 70.0 105 28 52.0
80* 85 109 95.0 105.0 4 87 101.80 107.72 114 70.0 105 28 51.8
85* 90 114 100.0 110.0 4 92 108.15 114.07 119 75.0 105 28 56.8
90* 95 119 105.0 115.0 4 97 114.50 120.42 124 75.0 105 28 56.8
95* 100 124 110.0 120.0 4 102 117.68 123.60 129 75.0 105 28 57.8
100* 105 129 115.0 125.0 4 107 124.03 129.95 134 75.0 105 28 57.8
105* 115 148 122.2 134.3 5 118 128.98 134.90 153 73.0 – 32 53.0
110* 120 153 128.2 140.3 5 123 135.30 141.20 158 73.0 – 32 53.0
115* 125 158 136.2 148.3 5 128 140.30 146.20 163 73.0 – 32 53.0
120* 130 163 138.2 150.3 5 133 145.30 151.20 168 73.0 – 32 53.0
125* 135 168 142.2 154.3 5 138 150.30 156.20 173 73.0 – 32 53.0
130* 140 173 146.2 158.3 5 143 155.30 161.20 178 73.0 – 32 53.0
135* 145 178 152.2 164.3 5 148 160.30 166.20 183 73.0 – 32 53.0
140* 150 183 156.2 168.3 5 153 165.30 171.20 188 73.0 – 32 53.0
145* 155 191 161.2 173.3 5 158 172.30 178.20 196 83.0 – 34 63.0
150* 160 196 168.2 180.3 5 163 177.30 183.20 201 85.0 – 36 63.0
155* 165 201 173.2 185.3 5 168 182.30 188.20 206 87.0 – 38 63.0
160* 170 206 178.2 190.3 5 173 187.30 193.20 211 87.0 – 38 63.0
165* 175 211 183.2 195.3 5 178 192.30 198.20 216 87.0 – 38 63.0
170* 180 216 188.2 200.3 5 183 197.30 203.20 221 87.0 – 38 63.0
175* 185 221 193.2 205.3 5 188 202.30 208.20 226 87.0 – 38 63.0
180* 190 226 207.5 219.3 5 193 207.30 213.20 231 91.0 – 42 63.0
185* 195 231 212.5 224.3 5 198 212.30 218.20 236 91.0 – 42 63.0
190* 200 236 217.5 229.3 5 203 217.30 223.20 241 91.0 – 42 63.0
195* 205 245 222.5 234.2 5 208 225.30 231.20 250 94.0 – 43 66.0
200* 210 250 227.5 239.3 5 213 230.30 236.20 255 94.0 – 43 66.0

l5 l6 l7 l8 l9 l39 l40 A b e f h1 h2 k mx umax. t
1.5 4 8.5 17.5 10.0 – – – 5 – 6.0 – – – M5 _9 1.1
1.5 4 8.5 17.5 10.0 – – – 5 – 6.0 – – – M5 9 1.1
2.0 5 9.0 19.5 11.5 – – – 6 – 7.0 – – – M5 9 1.5
2.0 5 9.0 19.5 11.5 – – – 6 – 5.5 – – – M5 9 1.5
2.0 5 9.0 19.5 11.5 – – – 6 – 8.0 – – – M5 9 1.5
2.0 5 9.0 19.5 11.5 – – – 6 – 5.5 – – – M6 9 1.5
2.0 5 9.0 19.5 11.5 – – – 6 – 5.5 – – – M6 9 1.5
2.0 5 9.0 19.5 11.5 24.0 8.5 24.0 6 8.0 8.0 6.6 22.6 9 M6 12 1.5
2.0 5 9.0 19.5 11.5 24.5 9.0 24.0 6 8.0 8.0 6.6 22.6 9 M6 12 1.5
2.0 5 9.0 19.5 11.5 24.5 9.0 24.0 6 8.0 8.0 6.6 22.6 9 M6 12 1.5
2.0 5 9.0 19.5 11.5 24.5 9.0 24.0 6 8.0 8.0 6.6 22.6 9 M6 12 1.5
2.0 5 9.0 19.5 11.5 24.5 9.0 24.0 6 8.0 8.0 6.6 22.6 9 M6 12 1.5
2.0 6 9.0 22.0 14.0 26.0 11.0 24.0 6 8.0 8.0 6.6 22.6 9 M6 12 1.5
2.0 6 9.0 22.0 14.0 26.0 11.0 24.0 6 8.0 8.0 6.6 22.6 9 M6 12 1.5
2.0 6 9.0 22.0 14.0 26.0 11.0 24.0 6 8.0 8.0 6.6 22.6 9 M6 12 1.5
2.0 6 9.0 22.0 14.0 26.0 11.0 24.0 6 8.0 8.0 6.6 22.6 9 M6 12 1.5
2.0 6 9.0 22.0 14.0 26.0 11.0 24.0 6 8.0 8.0 6.6 22.6 9 M6 12 1.5
2.5 6 9.0 23.0 15.0 26.5 12.5 24.0 6 8.0 8.0 6.6 22.6 9 M6 12 1.5
2.5 6 9.0 23.0 15.0 26.5 12.5 24.0 8 8.0 9.0 6.6 22.6 9 M8 12 1.9
2.5 6 9.0 23.0 15.0 28.5 12.5 26.0 8 8.0 9.0 6.6 24.6 11 M8 12 1.9
2.5 6 9.0 23.0 15.0 28.5 12.5 26.0 8 8.0 9.0 6.6 24.6 11 M8 15 1.9
2.5 6 9.0 23.0 15.0 28.5 12.5 26.0 8 8.0 9.0 6.6 24.6 11 M8 15 1.9
2.5 6 9.0 23.0 15.0 28.5 12.5 26.0 8 8.0 9.0 6.6 24.6 11 M8 14 1.9
2.5 6 9.0 23.0 15.0 28.5 12.5 26.0 8 8.0 9.0 6.6 24.6 11 M8 15 1.9
2.5 7 9.0 26.0 18.0 30.5 14.5 26.0 8 8.0 10.0 6.6 24.6 11 M8 15 1.9
2.5 7 9.0 26.0 18.0 30.5 14.5 26.0 8 8.0 10.0 6.6 24.6 11 M8 15 1.9
3.0 7 9.0 26.2 18.2 30.2 14.0 26.0 8 8.0 10.0 6.6 24.6 11 M8 15 1.9
3.0 7 9.0 26.2 18.2 30.2 14.0 26.0 10 8.0 10.0 6.6 24.6 11 M8 18 2.3
3.0 7 9.0 26.2 18.2 30.2 14.0 26.0 10 8.0 10.0 6.6 24.6 11 M8 18 2.3
3.0 7 9.0 25.2 17.2 29.2 14.0 26.0 10 8.0 10.0 6.6 24.6 11 M8 18 2.3
3.0 7 9.0 25.2 17.2 29.2 14.0 26.0 10 8.0 10.0 6.6 24.6 11 M8 18 2.3
2.0 10 – 30.0 20.0 29.2 15.2 26.0 10 8.0 10.0 6.6 24.6 11 M8 18 2.3
2.0 10 – 30.0 20.0 32.5 14.5 30.0 10 9.5 10.0 6.6 28.6 13 M8 18 2.3
2.0 10 – 30.0 20.0 32.5 14.5 30.0 10 9.5 10.0 6.6 28.6 13 M8 18 2.3
2.0 10 – 30.0 20.0 32.5 14.5 30.0 10 9.5 10.0 6.6 28.6 13 M8 18 2.3
2.0 10 – 30.0 20.0 32.5 14.5 30.0 10 9.5 10.0 6.6 28.6 13 M8 18 2.3
2.0 10 – 30.0 20.0 32.5 14.5 30.0 10 9.5 10.0 6.6 28.6 13 M8 18 2.3
2.0 10 – 30.0 20.0 32.5 14.5 30.0 10 9.5 10.0 6.6 28.6 13 M8 18 2.3
2.0 10 – 30.0 20.0 32.5 14.5 30.0 10 9.5 10.0 6.6 28.6 13 M8 18 2.3
2.0 10 – 30.0 20.0 34.5 16.5 32.0 12 10.0 12.0 7.1 30.1 14 M8 22 2.1
2.0 10 – 32.0 22.0 34.5 16.5 32.0 12 10.0 12.0 7.1 30.1 14 M8 22 2.1
2.0 12 – 34.0 24.0 34.5 16.5 32.0 12 10.0 12.0 7.1 30.1 14 M8 22 2.1
2.0 12 – 34.0 24.0 34.5 16.5 32.0 12 10.0 12.0 7.1 30.1 14 M8 22 2.1
2.0 12 – 34.0 24.0 34.5 16.5 32.0 12 10.0 12.0 7.1 30.1 14 M8 22 2.1
2.0 12 – 34.0 24.0 37.0 16.5 34.5 12 10.0 12.0 7.1 32.1 16 M8 22 2.1
2.0 12 – 34.0 24.0 37.0 16.5 34.5 12 10.0 12.0 7.1 32.1 16 M8 22 2.1
2.0 12 – 38.0 28.0 37.0 16.5 34.5 12 10.0 12.0 7.1 32.1 16 M8 22 2.1
2.0 12 – 38.0 28.0 37.0 16.5 34.5 12 10.0 12.0 7.1 32.1 16 M8 22 2.1
2.0 12 – 38.0 28.0 37.0 16.5 34.5 12 10.0 12.0 7.1 32.1 16 M8 22 2.1
2.0 12 – 38.0 28.0 37.0 17.5 34.5 12 10.0 14.0 7.1 32.1 16 M10 22 2.1
2.0 12 – 38.0 28.0 37.0 17.5 34.5 12 10.0 14.0 7.1 32.1 16 M10 22 2.1
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