AN fittings & hinges
AN816 Nipple, Flared Tube to Pipe Thread
A straight adapter from a flared tube to a pipe-threaded port.
- StandardAN816
- FormStraight nipple, flared tube × pipe thread
Where to buy
AmericaDistributor coming soonOur partner for this region is on its way
EuropeDistributor coming soonOur partner for this region is on its way
OceaniaDistributor coming soonOur partner for this region is on its way
More distributors
AmericaMore distributors coming soon
EuropeMore distributors coming soon
OceaniaMore distributors coming soon
The dash number is the tube outside diameter in sixteenths (−4 = 1/4"). A "D" suffix is aluminum, "J" stainless, no suffix steel, as the listing's columns show.
The thread column is the pipe-thread end. Not every size exists in every material: "--" marks the gaps.
Specifications
| Standard | AN816 |
|---|---|
| Form | Straight nipple, flared tube × pipe thread |
Source: a distributor's listing, checked 2026-09-30.
Sizes listed 12 rows
| Steel | Aluminum | Stainless | Tube OD (in.) | Pipe thread |
|---|---|---|---|---|
| 2 | 2D | -- | 1/8 | 1/8 |
| 3 | 3D | -- | 3/16 | 1/8 |
| 4 | 4D | 4J | 1/4 | 1/8 |
| 4-4 | 4-4D | -- | 1/4 | 1/4 |
| 5 | 5D | -- | 5/16 | 1/8 |
| 6 | 6D | -- | 3/8 | 1/4 |
| 6-2 | 6-2D | -- | 3/8 | 1/8 |
| 6-6 | 6-6D | -- | 3/8 | 3/8 |
| 7 | 7D | -- | 1/2 | 1/4 |
| 8 | 8D | -- | 1/2 | 3/8 |
| 10 | 10D | -- | 5/8 | 1/2 |
| 16 | -- | -- | 3/4 | 1-1/16-12 |
Questions people actually ask
Where can I buy the AN816 Nipple, Flared Tube to Pipe Thread?
A distributor we checked lists it in the Americas. The link to its page, with the live price and stock, opens when the partnership does.
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