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SpeedShopUK has created this guide by reworking images and text that were originally downloaded from
XRP
Please Note: Due to internet browser and printing differences please use the diagram as a comparative scale guide between the sizes only.
AN Thread Sizes
Use the figures below to determine the AN thread
size before ordering. The chart at the right shows the corresponding metal tube outer diameter and thread size for each size.
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| 3 |
3/16” |
3/8-24 UNJ |
| 4 |
1/4” |
7/16-20 UNJ |
| 6 |
3/8” |
9/16-18 UNJ |
| 8 |
1/2” |
3/4-16 UNJ |
| 10 |
5/8” |
7/8-134 UNJ |
| 12 |
3/4” |
1-1/16-12 UNJ |
| 16 |
1” |
1-5/16-12 UNJ |
| 20 |
1-1/4” |
1-5/8-12 UNJ |
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