China Sealcon Company

Double Cartridge Seals D53

Double Cartridge Seals D53
  • d53double-mechanical-seal-barrier-fluid-1_1515654874.jpg
  • d53double-mechanical-seal-centrifugal-pump-2.jpg
  • d53double-mechanical-seal-design-3.jpg
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  • Details
  • Technical Specification
  • Design Drawing

Performance Capabilities of Double Cartridge Seals D53

  • Temperature: -40℃ to 250℃, dependent on the elastomer
  • Pressure: Up to 28 bar
  • Speed: Up to 25 m/s
  • End play/axial float allowance ±1.0mm

Sizes of Double Cartridge Seals D53

50mm to 200mm
2” to 7.875”

Materials Combination of Double Cartridge Seals D53

  • Face: Carbon, SiC, TC
  • Seat: SiC, TC
  • rings: NBR, EPDM, VITON, Aflas, FEP, Kalrez, Chemraz etc.
  • Spring: SS316, hastelloy C
  • Metal parts: SS316
Double Cartridge Seals by Size d C D D1 D2 E
D53-50 50 113 95 180 89 17.5
D53-55 55 118 100 185 94 17.5
D53-60 60 123 105 190 99 17.5
D53-65 65 128 110 195 104 17.5
D53-70 70 133 115 200 109 17.5
D53-75 75 138 120 205 114 17.5
D53-80 80 143 125 210 119 17.5
D53-85 85 148 130 215 124 21.5
D53-90 90 153 135 220 129 21.5
D53-95 95 158 140 225 134 21.5
D53-100 100 163 145 230 139 21.5
D53-105 105 168 150 235 144 21.5
D53-110 110 173 155 240 149 21.5
D53-115 115 178 160 245 154 21.5
D53-120 120 183 165 250 159 21.5
D53-125 125 188 170 255 164 21.5
D53-130 130 193 175 260 169 21.5
D53-135 135 198 180 265 174 21.5
D53-140 140 203 185 270 179 21.5
D53-145 145 208 190 275 184 21.5
D53-150 150 213 195 280 189 21.5
D53-155 155 218 200 285 194 21.5
D53-160 160 223 205 290 199 21.5
D53-165 165 228 210 295 204 21.5
D53-170 170 233 215 300 209 21.5
D53-175 175 238 220 305 214 21.5
D53-180 180 243 225 310 219 21.5
D53-185 185 248 230 315 224 21.5
D53-190 190 253 235 320 229 21.5
D53-195 195 258 240 325 234 21.5
D53-200 200 263 245 330 239 21.5

Double Cartridge Seals by Size d C D D1 D2 E
D53-2" 2 4.646 3.937 7.283 3.701 0.689
D53-2.125" 2 1/8 4.646 3.937 7.283 3.701 0.689
D53-2.25" 2 1/4 4.843 4.134 7.48 3.898 0.689
D53-2.375" 2 3/8 4.843 4.134 7.48 3.898 0.689
D53-2.5" 2 1/2 5.039 4.331 7.677 4.094 0.689
D53-2.625" 2 5/8 5.236 4.528 7.874 4.291 0.689
D53-2.75" 2 3/4 5.236 4.528 7.874 4.291 0.689
D53-2.875" 2 7/8 5.433 4.724 8.071 4.488 0.689
D53-3" 3 5.63 4.921 8.268 4.685 0.689
D53-3.125" 3 1/8 5.63 4.921 8.268 4.685 0.689
D53-3.25" 3 1/4 5.827 5.118 8.465 4.882 0.846
D53-3.375" 3 3/8 6.024 5.315 8.661 5.079 0.846
D53-3.5" 3 1/2 6.024 5.315 8.661 5.079 0.846
D53-3.625" 3 5/8 6.22 5.512 8.858 5.276 0.846
D53-3.75" 3 3/4 6.22 5.512 8.858 5.276 0.846
D53-3.875" 3 7/8 6.417 5.709 9.055 5.472 0.846
D53-4" 4 6.614 5.906 9.252 5.669 0.846
D53-4.25" 4 1/4 6.811 6.102 9.449 5.866 0.846
D53-4.5" 4 1/2 7.008 6.299 9.646 6.063 0.846
D53-4.75" 4 3/4 7.402 6.693 10.009 6.457 0.846
D53-5" 5 7.598 6.89 10.236 6.654 0.846
D53-5.25" 5 1/4 7.795 7.087 10.433 6.85 0.846
D53-5.5" 5 1/2 7.992 7.283 10.63 7.047 0.846
D53-5.75" 5 3/4 8.386 7.677 11.024 7.441 0.846
D53-6" 6 8.583 7.874 11.22 7.638 0.846
D53-6.25" 6 1/4 8.78 8.071 11.417 7.835 0.846
D53-6.5" 6 1/2 8.976 8.268 11.614 8.031 0.846
D53-6.75" 6 3/4 9.37 8.661 12.008 8.245 0.846
D53-7" 7 9.567 8.858 12.205 8.622 0.846
D53-7.25" 7 1/4 9.764 9.055 12.402 8.819 0.846
D53-7.5" 7 1/2 10.157 9.449 12.795 9.213 0.846


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