BUTTRESS CASING GAGES

Details

Size Major Diameter Pitch Diameter T. P. I. T. P. F. Standoff Tolerance
4-1/2 114.71 113.132 5 1:16 2.540±0.381
5 127.41 125.832 5.080±0.381
5-1/2 140.11 138.532
6-5/8 168.68 167.107
7 178.21 176.632
7-5/8 194.08 192.507
8-5/8 219.48 217.907
9-5/8 244.88 243.307
10-3/4 273.46 271.882
11-3/4 298.86 297.282
13-3/8 340.13 338.557
16 406.40 404.825 1:12 4.445±0.381
18-5/8 473.08 471.500
20 508.00 506.425