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Threading Solutions - Vargus

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Y<br />

X<br />

VAM<br />

<strong>Threading</strong><br />

Inserts<br />

Y<br />

X<br />

Internal<br />

10°<br />

90°<br />

3°<br />

h<br />

a<br />

External<br />

a = arctg (IPF/24)<br />

Defined by: API STD. 5B:1979<br />

Tolerance class: Standard API RD<br />

L<br />

IC<br />

External - Standard<br />

IC<br />

Internal - Standard<br />

L<br />

External<br />

Standard<br />

Insert Size Pitch Taper Ordering Code<br />

Size<br />

Dimensions Inch Anvil<br />

IC L Inch tpi IPF<br />

RH<br />

h min X Y RH Toolholder<br />

3/8”<br />

.63<br />

8<br />

0.75<br />

3ER8VAM...<br />

2 3/8” ,2 7/8”<br />

.038<br />

.07<br />

.07<br />

YE3<br />

AL..-3<br />

1/2”<br />

.87<br />

6<br />

5<br />

0.75<br />

0.75<br />

4ER6VAM...<br />

4ER5VAM...<br />

3 1/2”<br />

5”-9 5/8”<br />

.038<br />

.061<br />

.09<br />

.09<br />

.09<br />

.11<br />

YE4<br />

AL..-4<br />

Internal<br />

Standard<br />

Insert Size Pitch Taper Ordering Code<br />

Size<br />

Dimensions Inch Anvil<br />

IC L Inch tpi IPF<br />

RH<br />

h min X Y RH Toolholder<br />

3/8”<br />

.63<br />

8<br />

0.75<br />

3IR8VAM...<br />

2 3/8” ,2 7/8”<br />

.038<br />

.07<br />

.07<br />

YI3<br />

AVR..-3<br />

1/2”<br />

.87<br />

6<br />

5<br />

0.75<br />

0.75<br />

4IR6VAM...<br />

4IR5VAM...<br />

3 1/2”<br />

5”-9 5/8”<br />

.038<br />

.061<br />

.10<br />

.09<br />

.10<br />

.10<br />

YI4<br />

AVR..-4<br />

85

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