Choose a Category
How to Identify and Measure Fittings
Pipe size is an industry designation, not the actual size. View information about how to measure threaded and unthreaded pipe and pipe fittings.
More
Low-Pressure Iron and Steel Threaded Pipe Fittings
Use these fittings for low-pressure applications in noncorrosive environments.
For technical drawings and 3-D models, click on a part number.
Bushing Straight Reducing Adapters for Flat Tanks
- For Use With: Air, Diesel Fuel, Gasoline, Oil, Steam, Water
- Pipe Nipples and Pipe: Use Schedule 40 steel
Pipe Size | ||||||
|---|---|---|---|---|---|---|
| (A) | (B) | Lg. | Hex Wd. | Material | Each | |
NPT Male × NPT Female | ||||||
| 1 1/2 | 1/2 | 1 7/32" | 1 3/8" | Black-Coated Iron | 0000000 | 000000 |
| 1 1/2 | 3/4 | 1 5/16" | 1 23/32" | Black-Coated Iron | 0000000 | 00000 |
| 1 1/2 | 1 | 1 5/16" | 1 23/32" | Black-Coated Iron | 0000000 | 00000 |
| 2 | 3/8 | 1 5/16" | 1 3/8" | Black-Coated Iron | 0000000 | 00000 |
| 2 | 1/2 | 1 5/16" | 1 3/8" | Black-Coated Iron | 0000000 | 00000 |
| 2 | 3/4 | 1 3/8" | 1 11/16" | Black-Coated Iron | 0000000 | 00000 |
| 2 | 1 | 1 11/16" | 2 1/32" | Black-Coated Iron | 0000000 | 00000 |
| 2 | 1 1/4 | 1 9/16" | 2 19/32" | Black-Coated Iron | 0000000 | 00000 |
| 2 | 1 1/2 | 1 25/32" | 2 17/32" | Black-Coated Iron | 0000000 | 00000 |
| 2 1/2 | 2 | 1 25/32" | 2 17/32" | Black-Coated Iron | 0000000 | 00000 |
| 3 | 1 | 1 9/16" | 2 5/16" | Black-Coated Iron | 0000000 | 00000 |
| 3 | 1 1/2 | 1 21/32" | 2 11/16" | Black-Coated Iron | 0000000 | 00000 |
| 3 | 2 | 1 3/4" | 3 1/4" | Black-Coated Iron | 0000000 | 00000 |
| 4 | 1 | 1 7/8" | 2 7/8" | Black-Coated Iron | 0000000 | 00000 |
| 4 | 2 | 1 13/32" | 2 9/16" | Black-Coated Iron | 0000000 | 00000 |
| 4 | 2 1/2 | 2 11/32" | 4 5/16" | Black-Coated Iron | 0000000 | 00000 |
| 4 | 3 | 2 7/16" | 4 3/4" | Black-Coated Iron | 0000000 | 00000 |
Low-Pressure Stainless
Steel Threaded Pipe Fittings
Use these fittings in a low-pressure pipe line.
304 stainless steel fittings have very good corrosion resistance.
For technical drawings and 3-D models, click on a part number.
