Mechanical Seal M74-D

Type in the H-Brinker HBM74-D

M74-D Operating range

  • Shaft diameter: d1 = 18 … 200 mm (0.71″ … 7.87″)
  • Pressure: p1 = 25 bar (363 PSI)
  • Temperature: t = -50 °C … 220 °C (-58 °F … 428 °F)
  • Sliding velocity: vg = 20 m/s (66 ft/s)
  • Axial movement:
    d1 up to 100 mm: ±0.5 mm
    d1 from 100 mm: ±2.0 mm
Category:
Description
ItemPart no. to
DIN 24250
Description
1.1472.1Seal face
1.2472.2Seal face
1.3474Thrust ring
1.4485Drive collar
1.5477Spring
1.6904Set screw
1.7412.1O-Ring
1.8412.2O-Ring
2475.1Seat (G9)
3412.3O-Ring
4475.2Seat (G9)
5412.4O-Ring

Seal M74-D Features (HB74-D)

  • For plain shafts
  • Dual seal
  • Unbalanced
  • Rotating multiple springs
  • Independent of direction of rotation
  • Seal concept based on the M7 range
  • Variant with pumping screw available (M74F-D)

Seal M74-D Material

  • Seal face: Silicon carbide (Q1)
  • Seat G9: Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B), Silicon carbide (Q1)
    Seat G4, G6 (Q1, Q2), Seat G13 (A, B)
  • Secondary seals: EPDM (E), FKM (V), FFKM (K)
  • Springs: CrNiMo steel (G)
  • Metal parts: CrNiMo steel (G), Duplex (G1)

Seal M74-D Advantages (HB74-D)

  • Efficient stock keeping due to easily interchangeable faces
  • Extended selection of materials
  • Flexibility in torque transmissions
  • EN 12756 (For connection dimensions d1 up to 100 mm (3.94″))

Seal M74-D Recommended applications

  • Chemical industry

  • Process industry

  • Pulp and paper industry

  • Low solids content and low abrasive media

  • Toxic and hazardous media

  • Media with poor lubrication properties

  • Adhesives

Seat HB2N – G6

seat-hbg6

Seat HB2N – G4

seat-hbg4

Seat HB2N – G13

hbg13

Dimension Table

d1 d3 d6 d7 d8 d9 d11 d12 ds l1 l3 l4 l5 l6
18 33 27.0 33.0 3 4 24.0 30.0 61.0 38 19.0 2.0 5
20 35 29.0 35.0 3 4 29.5 35.0 61.0 38 19.0 2.0 5
22 37 31.0 37.0 3 4 29.5 35.0 42 61.0 38 19.0 2.0 5
24 39 33.0 39.0 3 4 32.0 38.0 44 61.0 38 19.0 2.0 5
25 40 34.0 40.0 3 4 32.0 38.0 45 61.0 38 19.0 2.0 5
28 43 37.0 43.0 3 4 36.0 42.0 47 62.0 39 19.5 2.0 5
30 45 39.0 45.0 3 4 39.2 45.0 49 62.0 39 19.5 2.0 5
32 47 42.0 48.0 3 4 42.2 48.0 51 62.0 39 19.5 2.0 5
33 48 42.0 48.0 3 4 44.2 50.0 51 62.0 39 19.5 2.0 5
35 50 44.0 50.0 3 4 46.2 52.0 54 62.0 39 19.5 2.0 5
38 55 49.0 56.0 4 4 49.2 55.0 59 69.0 41 20.5 2.0 6
40 57 51.0 58.0 4 4 52.2 58.0 61 70.0 42 21.0 2.0 6
43 60 54.0 61.0 4 4 53.3 62.0 65 70.0 42 21.0 2.0 6
45 62 56.0 63.0 4 4 55.3 64.0 66 70.0 42 21.0 2.0 6
48 65 59.0 66.0 4 4 59.7 68.4 69 70.0 42 21.0 2.0 6
50 67 62.0 70.0 4 4 60.8 69.3 71 73.0 43 21.5 2.5 6
53 70 65.0 73.0 4 4 63.8 72.3 75 73.0 43 21.5 2.5 6
55 72 67.0 75.0 4 4 66.5 75.4 76 73.0 43 21.5 2.5 6
58 79 70.0 78.0 4 5 69.5 78.4 83 86.0 56 28.0 2.5 6
60 81 72.0 80.0 4 5 71.5 80.4 85 86.0 56 28.0 2.5 6
63 84 75.0 83.0 4 5 74.5 83.4 88 85.0 55 27.5 2.5 6
65 86 77.0 85.0 4 5 76.5 85.4 95 85.0 55 27.5 2.5 6
68 89 81.0 90.0 4 5 82.7 91.5 93 91.0 55 27.5 2.5 7
70 91 83.0 92.0 4 5 83.0 92.0 95 92.0 56 28.0 2.5 7
75 99 88.0 97.0 4 5 90.2 99.0 105 92.0 56 28.0 2.5 7
80 104 95.0 105.0 4 5 95.2 104.0 109 92.5 56 28.0 3.0 7
85 109 100.0 110.0 4 5 100.2 109.0 114 92.5 56 28.0 3.0 7
90 114 105.0 115.0 4 5 105.2 114.0 119 92.5 56 28.0 3.0 7
95 119 110.0 120.0 4 5 111.6 120.3 124 90.5 56 28.0 3.0 7
100 124 115.0 125.0 4 5 114.5 123.3 129 90.5 56 28.0 3.0 7
105 138 122.2 134.3 5 7 143 108.0 68 34.0 2.0 10
110 143 128.2 140.3 5 7 148 110.0 70 35.0 2.0 10
115 148 136.2 148.3 5 7 153 110.0 70 35.0 2.0 10
120 153 138.2 150.3 5 7 158 110.0 70 35.0 2.0 10
125 158 142.2 154.3 5 7 163 110.0 70 35.0 2.0 10
130 163 146.2 158.3 5 7 168 110.0 70 35.0 2.0 10
135 168 152.2 164.3 5 7 173 110.0 70 35.0 2.0 10
140 173 156.2 168.3 5 7 178 110.0 70 35.0 2.0 10
145 178 161.2 173.3 5 7 183 110.0 70 35.0 2.0 10
150 183 168.2 180.3 5 7 188 114.0 70 35.0 2.0 10
155 191 173.2 185.3 5 7 196 127.0 79 39.5 2.0 12
160 196 178.2 190.3 5 7 201 127.0 79 39.5 2.0 12
165 201 183.2 195.3 5 7 206 127.0 79 39.5 2.0 12
170 206 188.2 200.3 5 7 211 127.0 79 39.5 2.0 12
175 211 193.2 205.3 5 7 216 127.0 79 39.5 2.0 12
180 216 207.5 219.3 5 7 221 135.0 79 39.5 2.0 12
185 221 212.5 224.3 5 7 226 135.0 79 39.5 2.0 12
190 226 217.5 229.3 5 7 231 135.0 79 39.5 2.0 12
195 231 222.5 234.3 5 7 236 135.0 79 39.5 2.0 12
200 236 227.5 239.3 5 7 241 135.0 79 39.5 2.0 12

 

l7 l8 l9 l10 l11 l12 l13 l14 l15 l16 l28 l31 l35 mx t R
9 19.5 11.5 8.5 12.5 9.0 10.0 8.0 1.5 5 7.5 17.0 15 M5 3.5 1.5
9 19.5 11.5 8.5 12.5 8.5 9.5 7.5 1.5 5 7.5 17.0 15 M5 3.5 1.5
9 19.5 11.5 8.5 12.5 8.5 9.5 7.5 1.5 5 7.5 17.0 15 M5 3.5 1.5
9 19.5 11.5 8.5 12.5 8.5 9.5 7.5 1.5 5 7.5 17.0 15 M5 3.5 1.5
9 19.5 11.5 8.5 12.5 8.5 9.5 7.5 1.5 5 7.5 17.0 15 M5 3.5 1.5
9 19.5 11.5 8.5 14.0 10.0 11.0 9.0 1.5 5 7.5 17.5 15 M6 3.5 1.5
9 19.5 11.5 8.5 14.0 11.5 11.0 10.5 1.5 5 7.5 17.5 15 M6 3.5 1.5
9 19.5 11.5 8.5 14.0 11.5 11.0 10.5 1.5 5 7.5 17.5 15 M6 3.5 1.5
9 19.5 11.5 8.5 14.5 12.0 11.5 10.5 1.5 5 7.5 17.5 15 M6 3.5 1.5
9 19.5 11.5 8.5 14.5 12.0 11.5 11.0 1.5 5 7.5 17.5 15 M6 3.5 1.5
9 22.0 14.0 10.0 14.5 11.3 11.5 10.3 1.5 5 9.0 18.5 15 M6 3.5 1.5
9 22.0 14.0 10.0 14.5 11.8 11.5 10.8 1.5 5 9.0 19.0 15 M6 3.5 1.5
9 22.0 14.0 10.0 17.0 13.2 14.3 12.0 2.0 6 9.0 19.0 15 M6 3.5 2.5
9 22.0 14.0 10.0 17.0 12.8 14.3 11.6 2.0 6 9.0 19.0 15 M6 3.5 2.5
9 22.0 14.0 10.0 17.0 12.8 14.3 11.6 2.0 6 9.0 19.0 15 M6 3.5 2.5
9 23.0 15.0 10.5 17.0 12.8 14.3 11.6 2.0 6 9.5 19.5 15 M6 3.5 2.5
9 23.0 15.0 12.0 17.0 13.5 14.3 12.3 2.0 6 11.0 19.5 15 M6 3.5 2.5
9 23.0 15.0 12.0 18.0 14.5 15.3 13.3 2.0 6 11.0 19.5 15 M8 3.5 2.5
9 23.0 15.0 12.0 18.0 14.5 15.3 13.3 2.0 6 11.0 23.5 19 M8 3.5 2.5
9 23.0 15.0 12.0 18.0 14.5 15.3 13.3 2.0 6 11.0 23.5 19 M8 3.5 2.5
9 23.0 15.0 12.0 18.0 14.2 15.3 13.3 2.0 6 11.0 24.5 19 M8 3.5 2.5
9 23.0 15.0 12.0 18.0 14.2 15.3 13.0 2.0 6 11.0 24.5 19 M8 3.5 2.5
9 26.0 18.0 12.5 19.0 14.9 16.0 13.7 2.0 6 11.3 24.5 19 M8 3.5 2.5
9 26.0 18.0 12.5 18.0 14.2 15.3 13.0 2.0 6 11.3 23.5 19 M8 3.5 2.5
9 26.0 18.0 12.5 18.0 15.2 15.3 14.0 2.0 6 11.3 25.5 19 M8 3.5 2.5
9 26.2 18.2 13.0 19.0 16.2 16.3 15.0 2.0 6 12.0 25.5 19 M8 3.5 2.5
9 26.2 18.2 15.0 19.0 16.0 16.3 14.8 2.0 6 14.0 25.0 19 M8 3.5 2.5
9 26.2 18.2 15.0 19.0 16.0 16.3 14.8 2.0 6 14.0 25.5 19 M8 3.5 2.5
9 25.2 17.2 15.0 20.0 17.0 17.3 15.8 2.0 6 14.0 25.0 19 M8 3.5 2.5
9 25.2 17.2 15.0 20.0 17.0 17.3 15.8 2.0 6 14.0 25.0 19 M8 3.5 2.5
30.0 20.0 30.5 22 M8 3.5
30.0 20.0 31.5 22 M8 3.5
30.0 20.0 31.5 22 M8 3.5
30.0 20.0 31.5 22 M8 3.5
30.0 20.0 31.5 22 M8 3.5
30.0 20.0 31.5 22 M8 3.5
30.0 20.0 31.5 22 M8 3.5
30.0 20.0 31.5 22 M8 3.5
30.0 20.0 31.5 22 M8 3.5
32.0 22.0 31.5 22 M8 3.5
34.0 24.0 35.5 22 M8 3.5
34.0 24.0 35.5 22 M8 3.5
34.0 24.0 35.5 22 M8 3.5
34.0 24.0 35.5 22 M8 3.5
34.0 24.0 35.5 22 M8 3.5
38.0 28.0 35.5 22 M8 3.5
38.0 28.0 35.5 22 M8 3.5
38.0 28.0 35.5 22 M8 3.5
38.0 28.0 35.5 22 M8 3.5