Laboratory Glass Tubing                    
Corning Borosilicate Tubing                    
Pyrex Standard Wall Tubing     NEWPORT INDUSTRIAL GLASS, INC.          
Pyrex 7740 Standard Wall Tubing     GLASS TUBING AND ROD DIVISION          
Low-Expansion Borosilicate Glass Tubing   ( fka HACKER GLASS COMPANY)          
Clear Borosilicate Glass Tubing                    
Standard Wall Glass Tubing                    
                       
{Warning: The information contained in this chart is subject to change without notice or it may contain compilation errors. Please verify data before relying on it}      
                       
                       
Corning Generic Nominal Nominal Nominal Nominal Estimated Estimated Nominal Approx. Approx. Approx. Approx.
Catalog Name Outside Dia. Outside  Wall Wall Residual Inside Dia. Length Number Number Pounds Pounds
Number   mm & Diameter Thickness Thickness Inside Dia. Tolerance (+/-) mm & of Pieces of Feet Per Per
    Inches Tolerances (+/-) mm & Inches Tolerances(+/-) mm & Inches mm & Inches Inches Per Case Per Case Foot Case
234440 Pyrex Std. 2 mm 0.15 0.51 0.08 0.99 0.30          
  Wall Tubing  0.079 0.006 0.020 0.003 0.039 0.012 48 357 1428 0.0035 5
234030 Pyrex Std. 3 mm 0.20 0.61 0.08 1.78 0.36          
  Wall Tubing  0.118 0.008 0.024 0.003 0.070 0.014 48 551 2204 0.0068 15
234040 Pyrex Std. 4 mm 0.23 0.79 0.08 2.41 0.38          
  Wall Tubing  0.157 0.009 0.031 0.003 0.095 0.015 48 520 2080 0.012 25
234050 Pyrex Std. 5 mm 0.23 0.79 0.08 3.40 0.38          
  Wall Tubing  0.196 0.009 0.031 0.003 0.134 0.015 48 390 1560 0.016 25
234060 Pyrex Std. 6 mm 0.23 0.99 0.08 4.01 0.38          
  Wall Tubing  0.236 0.009 0.039 0.003 0.158 0.015 48 271 1084 0.023 25
234070 Pyrex Std. 7 mm 0.23 0.99 0.08 5.00 0.38          
  Wall Tubing  0.275 0.009 0.039 0.003 0.197 0.015 48 223 892 0.028 25
234080 Pyrex Std. 8 mm 0.23 0.99 0.08 6.02 0.38          
  Wall Tubing  0.315 0.009 0.039 0.003 0.237 0.015 48 189 756 0.033 25
234090 Pyrex Std. 9 mm 0.23 0.99 0.08 7.01 0.38          
  Wall Tubing  0.354 0.009 0.039 0.003 0.276 0.015 48 164 656 0.038 25
234100 Pyrex Std. 10 mm 0.23 0.99 0.08 8.03 0.38          
  Wall Tubing  0.394 0.009 0.039 0.003 0.316 0.015 48 148 592 0.042 25
234110 Pyrex Std. 11 mm 0.23 0.99 0.08 9.02 0.38          
  Wall Tubing  0.433 0.009 0.039 0.003 0.355 0.015 48 132 528 0.047 25
234120 Pyrex Std. 12 mm 0.23 0.99 0.08 10.01 0.38          
  Wall Tubing  0.472 0.009 0.039 0.003 0.394 0.015 48 120 480 0.052 25
234130 Pyrex Std. 13 mm 0.23 1.19 0.08 10.62 0.38          
  Wall Tubing  0.512 0.009 0.047 0.003 0.418 0.015 48 93 372 0.067 25
234140 Pyrex Std. 14 mm 0.23 1.19 0.08 11.61 0.38          
  Wall Tubing  0.551 0.009 0.047 0.003 0.457 0.015 48 86 344 0.072 25
234150 Pyrex Std. 15 mm 0.23 1.19 0.08 12.60 0.38          
  Wall Tubing  0.59 0.009 0.047 0.003 0.496 0.015 48 80 320 0.078 25
234160 Pyrex Std. 16 mm 0.23 1.19 0.08 13.61 0.38          
  Wall Tubing  0.63 0.009 0.047 0.003 0.536 0.015 48 75 300 0.083 25
234170 Pyrex Std. 17 mm 0.23 1.19 0.08 14.63 0.38          
  Wall Tubing  0.67 0.009 0.047 0.003 0.576 0.015 48 70 280 0.089 25
234180 Pyrex Std. 18 mm 0.23 1.19 0.08 15.62 0.38          
  Wall Tubing  0.709 0.009 0.047 0.003 0.615 0.015 48 65 260 0.095 25
234190 Pyrex Std. 19 mm 0.23 1.19 0.08 16.61 0.38          
  Wall Tubing  0.748 0.009 0.047 0.003 0.654 0.015 48 62 248 0.1 25
234200 Pyrex Std. 20 mm 0.41 1.19 0.08 17.60 0.56          
  Wall Tubing  0.787 0.016 0.047 0.003 0.693 0.022 48 58 232 0.106 25
234220 Pyrex Std. 22 mm 0.41 1.50 0.15 19.00 0.71          
  Wall Tubing  0.866 0.016 0.059 0.006 0.748 0.028 48 43 172 0.145 25
234250 Pyrex Std. 25 mm 0.41 1.50 0.15 22.00 0.71          
  Wall Tubing  0.984 0.016 0.059 0.006 0.866 0.028 48 37 148 0.166 25
234280 Pyrex Std. 28 mm 0.41 1.50 0.15 24.99 0.71          
  Wall Tubing  1.102 0.016 0.059 0.006 0.984 0.028 48 33 132 0.187 25
234300 Pyrex Std. 30 mm 0.71 1.80 0.18 26.39 1.07          
  Wall Tubing  1.181 0.028 0.071 0.007 1.039 0.042 48 26 104 0.238 25
234320 Pyrex Std. 32 mm 0.71 1.80 0.18 28.40 1.07          
  Wall Tubing  1.26 0.028 0.071 0.007 1.118 0.042 48 24 96 0.255 25
234350 Pyrex Std. 35 mm 0.71 2.01 0.20 30.99 1.12          
  Wall Tubing  1.378 0.028 0.079 0.008 1.220 0.044 48 20 80 0.31 25
234380 Pyrex Std. 38 mm 0.71 2.01 0.20 33.99 1.12          
  Wall Tubing  1.496 0.028 0.079 0.008 1.338 0.044 48 18 72 0.34 25
234410 Pyrex Std. 41 mm 0.91 2.01 0.20 36.98 1.32          
  Wall Tubing  1.614 0.036 0.079 0.008 1.456 0.052 48 16 64 0.37 25
234450 Pyrex Std. 45 mm 0.99 2.01 0.20 41.00 1.40          
  Wall Tubing  1.772 0.039 0.079 0.008 1.614 0.055 48 15 60 0.41 25
234480 Pyrex Std. 48 mm 0.99 2.01 0.20 43.97 1.40          
  Wall Tubing  1.889 0.039 0.079 0.008 1.731 0.055 48 14 56 0.43 25
234510 Pyrex Std. 51 mm 0.99 2.01 0.20 46.99 1.40          
  Wall Tubing  2.008 0.039 0.079 0.008 1.850 0.055 48 13 52 0.46 25
234540 Pyrex Std. 54 mm 0.99 2.39 0.20 49.23 1.40          
  Wall Tubing  2.126 0.039 0.094 0.008 1.938 0.055 48 4 16 0.58 9
234570 Pyrex Std. 57 mm 0.99 2.39 0.20 52.22 1.40          
  Wall Tubing  2.244 0.039 0.094 0.008 2.056 0.055 48 4 16 0.61 10
234600 Pyrex Std. 60 mm 1.09 2.39 0.23 55.22 1.55          
  Wall Tubing  2.362 0.043 0.094 0.009 2.174 0.061 48 4 16 0.66 10
234640 Pyrex Std. 64 mm 1.19 2.39 0.23 59.23 1.65          
  Wall Tubing  2.52 0.047 0.094 0.009 2.332 0.065 48 4 16 0.69 11
234700 Pyrex Std. 70 mm 1.19 2.39 0.23 65.23 1.65          
  Wall Tubing  2.756 0.047 0.094 0.009 2.568 0.065 48 4 16 0.75 12
234750 Pyrex Std. 75 mm 1.30 2.39 0.23 70.23 1.75          
  Wall Tubing  2.953 0.051 0.094 0.009 2.765 0.069 48 4 16 0.81 13
234800 Pyrex Std. 80 mm 1.30 2.39 0.23 75.23 1.75          
  Wall Tubing  3.15 0.051 0.094 0.009 2.962 0.069 48 4 16 0.88 14
234850 Pyrex Std. 85 mm 1.30 2.39 0.23 80.21 1.75          
  Wall Tubing  3.346 0.051 0.094 0.009 3.158 0.069 48 4 16 0.94 15
234900 Pyrex Std. 90 mm 1.30 2.39 0.23 85.22 1.75          
  Wall Tubing  3.543 0.051 0.094 0.009 3.355 0.069 48 4 16 1.00 16
234950 Pyrex Std. 95 mm 1.40 2.39 0.23 90.22 1.85          
  Wall Tubing  3.74 0.055 0.094 0.009 3.552 0.073 48 4 16 1.06 17
234000 Pyrex Std. 100 mm 1.40 2.39 0.23 95.22 1.85          
  Wall Tubing  3.937 0.055 0.094 0.009 3.749 0.073 48