Cycle
Engineer Institution Thread, used in the British
bicycle industry.
Major Diameter
Inch
Major Diameter
mm
Tapping Drill
Size
mm
TPI
Pitch
mm
0.056
1.422
0.965
62
0.409
0.064
1.626
1.190
62
0.409
0.072
1.829
1.393
62
0.409
0.080
2.032
1.596
62
0.409
0.092
2.337
1.854
56
0.453
0.104
2.642
2.642
44
0.577
0.125
3.175
2.499
40
0.635
0.154
3.912
3.236
40
0.635
0.175
4.445
3.600
32
0.794
0.187
4.762
3.917
32
0.794
0.250
6.350
5.309
26
0.977
0.266
6.756
5.715
26
0.977
0.281
7.137
6.096
26
0.977
0.312
7.937
6.896
26
0.977
0.375
9.525
8.484
26
0.977
0.562
14.287
12.287
20
1.270
1.000
25.400
24.359
26
0.977
1.290
32.766
31.639
24
1.058
1.370
34.797
33.670
24
1.058
1.437
36.512
35.385
24
1.058
1.500
38.100
36.973
24
1.058
CEI Thread
Disclaimer
This data is provided for general information only. The intention is to provide accurate information; regardless; errors may exist in the supplied information. If accuracy is critical, base your final decisions on the data provided in the root document; which is a copyrighted document. To purchase a copy visit an Authorized Reseller.
Comments:
Original Posting: 2/28/2008
Last Revision: 2/13/2013
Error corrections in, or comments about, the above data can be sent to: office@gagecrib.com
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