External Thread; Thread Classification - Calculated Industries 4088 User Manual

ExTErNal ThrEaD

Thread Size
Thread Pitch*
Cut Rod Size
Roll Shank Size
Maximum Pitch Diameter
* Thread Pitch is only displayed for Numeric and U.s. Thread sizes.

ThrEaD ClaSSIFICaTION

With the Machinist Calc Pro 2 you can choose between
Internal and External Threads. Entering a U.S. Thread Size
will allow you to choose among U.S. Thread Classes as
shown below.
threaD tYpe
Internal
External
Entering a Metric Thread will allow you to choose among
Metric Thread Tolerance Classes as shown below.
threaD tYpe Metric threaD tolerance classes
Internal
External
* Default settings
40 — M
achinist
3g 4g
3H 4H
3g 4g
3h 4h
3e 4e
3f 4f
c P 2
alc ro
®
Minimum Pitch Diameter
Maximum Major Diameter
Minimum Major Diameter
Maximum Minor Diameter
U.s. threaD classes
1B 2B*
1A 2A
5g 6g
5H 6H*
5g 6g
5h 6h
5e 6e
5f 6f
3B
3A
7g 8g 9g
7H 8H 9H
7g 8g 9g
7h 8h 9h
7e 8e 9e
7f 8f 9f