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Laydown Threading - Threading Inserts
ER-APIRD |
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API Round-External
a=1/2 arctan (TPF/12)
● first choice
○ alternate choice
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| P |
● |
| M |
● |
| K |
● |
| N |
○ |
| S |
● |
| H |
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HCP25 |
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RC |
EX |
E |
| Part # |
mm |
in |
mm |
in |
mm |
in |
insert size |
thread pitch mm |
TPI |
TPF |
| Right hand |
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| 3ER10APIRD |
0,34 |
.013 |
1,2 |
.047 |
1,4 |
.055 |
3 |
- |
10 |
.75 |
| 3ER8APIRD |
0,40 |
.016 |
1,3 |
.051 |
1,5 |
.059 |
3 |
- |
8 |
.75 |
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