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
Seat HB7n – G16
Seat HB7n – G9
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 |