API Casing Dimensions
& Bit Clearance Data


Return to Previous page
Dimensions Bit Size and Diameter Clearance
Size OD Weight Per Foot Nominal Wall Nominal ID Coupling OD Drift Nominal Bit Size Clearance From Drift Dia.
Inches Pounds Inches Inches Decimal Inches
9.50 0.205 4.090 5.000 3.965 3 7/8 3.875 0.090
11.60 0.250 4.000 5.000 3.875 3 7/8 3.875 0.000
13.50 0.290 3.920 5.000 3.795 3 3/4 3.750 0.045
15.10 0.337 3.826 5.000 3.701 3 5/8 3.625 0.076
5 11.50 0.220 4.560 5.563 4.435 4 1/4 4.250 0.185
13.00 0.253 4.494 5.563 4.369 4 1/4 4.250 0.119
15.00 0.296 4.408 5.563 4.283 4 1/4 4.250 0.033
18.00 0.362 4.276 5.563 4.151 4 1/8 4.125 0.026
13.00 0.228 5.044 6.050 4.919 4 3/4 4.750 0.169
14.00 0.244 5.012 6.050 4.887 4 3/4 4.750 0.137
15.50 0.275 4.950 6.050 4.825 4 3/4 4.758 0.075
17.00 0.304 4.892 6.050 7.767 4 3/4 4.750 0.017
20.00 0.361 4.778 6.050 4.653 4 5/8 4.625 0.028
23.00 0.415 4.670 6.050 4.545 4 1/2 4.500 0.045
6 15.00 0.238 5.524 6.625 5.399 5 3/8 5.375 0.024
18.00 0.288 5.424 6.625 5.299 5 1/8 5.125 0.174
20.00 0.324 5.352 6.625 5.227 5 1/8 5.125 0.102
23.00 0.380 5.240 6.625 5.115 4 7/8 4.875 0.240
26.00 0.434 5.132 6.625 5.007 4 7/8 4.875 0.132
6 5/8 17.00 0.245 6.135 7.390 6.010 6 6.000 0.010
20.00 0.288 6.049 7.390 5.924 5 7/8 5.875 0.049
24.00 0.352 5.921 7.390 5.796 5 3/4 5.750 0.046
28.00 0.417 5.791 7.390 5.666 5 5/8 5.625 0.041
32.00 0.475 5.675 7.390 5.550 5 3/8 5.375 0.175
 
Dimensions Bit Size and Diameter Clearance
Size OD Weight Per Foot Nominal Wall Nominal ID Coupling OD Drift Nominal Bit Size Clearance From Drift Dia.
Inches Pounds Inches Inches Decimal Inches
7 17.00 0.231 6.538 7.656 6.413 6 3/8 6.375 0.038
20.00 0.272 6.456 7.656 6.331 6 1/4 6.250 0.081
23.00 0.317 6.366 7.656 6.241 6 1/8 6.125 0.116
26.00 0.362 6.276 7.656 6.151 6 1/8 6.125 0.026
29.00 0.408 6.184 7.656 6.059 6 6.000 0.059
32.00 0.453 6.094 7.656 5.969 5 7/8 5.875 0.094
35.00 0.498 6.004 7.656 5.879 5 7/8 5.875 0.004
38.00 0.540 5.920 7.656 5.795 5 3/4 5.750 0.045
7 5/8 20.00 0.250 4.125 8.500 7.000 6 3/4 6.750 0.250
24.00 0.300 7.025 8.500 6.900 6 3/4 6.750 0.150
26.40 0.328 6.969 8.500 6.844 6 3/4 6.785 0.094
29.70 0.375 6.875 8.500 6.750 6 3/4 6.750 0.000
33.70 0.430 6.765 8.500 6.640 6 5/8 6.625 0.015
39.00 0.500 6.625 8.500 6.500 6 3/8 6.375 0.125
8 5/8 24.00 0.264 8.097 9.625 7.972 7 7/8 7.875 0.097
28.00 0.304 8.017 9.625 7.892 7 7/8 7.875 0.017
32.00 0.352 7.921 9.625 7.796 7 3/4 7.750 0.046
36.00 0.400 7.825 9.625 7.700 7 5/8 7.625 0.075
40.00 0.450 7.725 9.625 7.600 7 3/8 7.375 0.225
44.00 0.500 7.625 9.625 7.500 7 3/8 7.375 0.125
49.00 0.557 7.511 9.625 7.386 7 3/8 7.375 0.011
9 5/8 29.30 0.281 9.063 10.635 8.907 8 3/4 8.750 0.157
32.30 0.312 9.001 10.625 8.845 8 3/4 8.750 0.095
36.00 0.352 8.921 10.625 8.765 8 3/4 8.750 0.015
40.00 0.395 8.835 10.625 8.679 8 5/8 8.625 0.054
43.50 0.435 8.755 10.625 8.599 8 1/2 8.500 0.099
47.00 0.472 8.681 10.625 8.525 8 1/2 8.500 0.025
53.50 0.545 8.535 10.625 8.379 8 3/8 8.375 0.004
 
Dimensions Bit Size and Diameter Clearance
Size OD Weight Per Foot Nominal Wall Nominal ID Coupling OD Drift Nominal Bit Size Clearance From Drift Dia.
Inches Pounds Inches Inches Decimal Inches
10 3/4 32.75 0.276 10.192 11.750 10.036 9 7/8 9.875 0.161
40.50 0.350 10.050 11.750 9.894 9 7/8 9.875 0.019
45.50 0.400 9.950 11.750 9.794 9 3/4 9.875 0.044
51.00 0.450 9.850 11.750 9.694 9 5/8 9.625 0.069
55.50 0.495 9.760 11.750 6.604 9 9.000 0.604
60.70 0.545 9.660 11.750 9.504 9 9.000 0.504
65.70 0.595 9.560 11.750 9.404 9 9.000 0.404
11 3/4 38.00 0.300 11.150 12.750 10.994 10 5/8 10.625 0.369
42.00 0.333 11.084 12.750 10.928 10 5/8 10.625 0.303
47.00 0.375 11.000 12.750 10.844 10 5/8 10.625 0.219
54.00 0.435 10.880 12.750 10.724 10 5/8 10.625 0.099
60.00 0.489 10.772 12.750 10.616 9 7/8 9.875 0.741
13 3/8 48.00 0.330 12.715 14.375 12.559 12 1/4 12.250 0.309
54.50 0.380 12.615 14.375 12.459 12 1/4 12.250 0.209
61.00 0.430 12.515 14.375 12.359 12 1/4 12.250 0.109
68.00 0.480 12.415 14.375 12.259 12 1/4 12.250 0.009
72.00 0.514 12.347 14.375 12.171 12 12.000 0.191
16 55.00 0.312 15.375 17.000 15.188 15 15.000 0.188
65.00 0.375 15.250 17.000 15.062 15 15.000 0.062
75.00 0.438 15.125 17.000 14.938 14 3/4 14.750 0.188
84.00 0.495 15.010 17.000 14.823 14 3/4 14.750 0.073
18 5/8 87.50 0.435 17.755 20.000 17.568 17 1/2 17.500 0.068
20 94.00 0.438 19.124 21.000 18.936 17 1/2 17.500 1.436
 
NOTE: Above information for API casing. For other casing data, refer to Toolpushers Manual or specific manufacturer's specifications. For metric equivalents (millimeters), multiply the "inches" by 25.4


Cesmat Service Company, Inc.
4400 Armour Ave. • Bakersfield, CA 93308
Tel: 661.322.6184 •Fax: 661.322.7021

WebSite designed and maintained by Internet Galaxy
© 2000, Cesmat Service Company, Inc.