Calculated Industries 4088 User Manual page 46

(cont'd)
5. switch to Thread Class 2A:
gtt (Thread Class)
6. Clear the display and find the available External Thread
characteristics:
46 — M
achinist
t
t
t
t
t
t
t
O
t
t
t
t
t
c P 2
alc ro
®
close fit Drill
f
free fit Drill
h
pitch DiaMeter
Min
pitch DiaMeter
Max
Minor DiaMeter
Min
Minor DiaMeter
Max
MaJor DiaMeter
Min
U.s. ext. threaD
2a
threaD siZe
2a
threaD pitch
roD siZe
colD forM siZe
pitch DiaMeter
Max
0.257 inch
0.266 inch
0.227 inch
0.231 inch
0.211 inch
0.220 inch
0.250 inch
2.
0.
0.25 - inch
28
0.036 inch
0.250 inch
0.224 inch
0.226 inch