HEIDENHAIN SW 54843x-03 - Manual (Page 612)

612 Tables and overviews
9.1 Th
re
ad
pitc
h Q = 8 Cylindrical round thread
Q = 9 Cylindrical Whitworth thread
Q = 10 Tapered Whitworth thread
Diameter Thread pitch
12 2.54
14 3.175
40 4.233
105 6.35
200 6.35
Thread
designation Diameter
(in mm)
Thread pitch
Thread
designation Diameter
(in mm)
Thread pitch
1/4'' 6.35 1.27 1 1/4'' 31.751 3.629
5/16'' 7.938 1.411 1 3/8'' 34.926 4.233
3/8'' 9.525 1.588 1 1/2'' 38.101 4.233
7/16'' 11.113 1.814 1 5/8'' 41.277 5.08
1/2'' 12.7 2.117 1 3/4'' 44.452 5.08
5/8'' 15.876 2.309 1 7/8'' 47.627 5.645
3/4'' 19.051 2.54 2'' 50.802 5.645
7/8'' 22.226 2.822 2 1/4'' 57.152 6.35
1'' 25.401 3.175 2 1/2'' 63.502 6.35
1 1/8'' 28.576 3.629 2 3/4'' 69.853 7.257
Thread
designation Diameter
(in mm)
Thread pitch
Thread
designation Diameter
(in mm)
Thread pitch
1/16'' 7.723 0.907 1 1/2'' 47.803 2.309
1/8'' 9.728 0.907 2'' 59.614 2.309
1/4'' 13.157 1.337 2 1/2'' 75.184 2.309
3/8'' 16.662 1.337 3'' 87.884 2.309
1/2'' 20.995 1.814 4'' 113.03 2.309
3/4'' 26.441 1.814 5'' 138.43 2.309
1'' 33.249 2.309 6'' 163.83 2.309
1 1/4'' 41.91 2.309