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Low-Pressure Galvanized Iron and Steel Threaded Pipe Fittings
The galvanized finish on these fittings provides fair corrosion resistance. Fittings are for use in low-pressure applications.
For technical drawings and 3-D models, click on a part number.

- For Use With: Air, Steam, Oil, Water, Natural Gas
- Pressure Class: 150
- Specifications Met: ASME B16.14
- Pipe Nipples and Pipe: Use Schedule 40 galvanized steel
- Flanges: Use Class 150 galvanized steel
Pipe Size | ||||||
---|---|---|---|---|---|---|
(A) | (B) | Max. Pressure | Max. Steam Pressure | Material | Each | |
NPT Male × NPT Female | ||||||
1 1/4 | 1 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | 00000000 | 000000 |
1 1/2 | 1 1/4 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | 00000000 | 00000 |
2 | 1 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | 00000000 | 00000 |
2 | 1 1/4 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | 00000000 | 00000 |
2 | 1 1/2 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | 00000000 | 00000 |
2 1/2 | 2 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | 00000000 | 00000 |

- For Use With: Air, Steam, Oil, Water, Natural Gas
- Pressure Class: See table
- Specifications Met: See table
- Pipe Nipples and Pipe: Use Schedule 40 galvanized steel
- Flanges: Use Class 150 galvanized steel
Pipe Size | ||||||||
---|---|---|---|---|---|---|---|---|
(A) | (B) | Pressure Class | Max. Pressure | Max. Steam Pressure | Material | Specifications Met | Each | |
NPT Male × NPT Female | ||||||||
3/4 | 1/8 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 000000 |
3/4 | 1/4 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 00000 |
3/4 | 3/8 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 00000 |
3/4 | 1/2 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 00000 |
1 | 1/8 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 00000 |
1 | 1/4 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 00000 |
1 | 3/8 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 00000 |
1 | 1/2 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 00000 |
1 | 3/4 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 00000 |
1 1/4 | 1/4 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 00000 |
1 1/4 | 3/8 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126 | 00000000 | 0000 |
1 1/4 | 3/8 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 00000 |
1 1/4 | 1 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 00000 |
1 1/2 | 1/4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
1 1/2 | 3/8 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126 | 00000000 | 00000 |
1 1/2 | 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126 | 00000000 | 0000 |
1 1/2 | 1 1/4 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 00000 |
2 | 1/4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
2 | 3/8 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
2 | 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126 | 00000000 | 00000 |
2 | 3/4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126 | 00000000 | 00000 |
2 1/2 | 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
2 1/2 | 3/4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
2 1/2 | 1 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
2 1/2 | 1 1/4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
2 1/2 | 1 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126 | 00000000 | 00000 |
2 1/2 | 2 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 00000 |
3 | 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
3 | 3/4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
3 | 1 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
3 | 1 1/4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
3 | 1 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
3 | 2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126 | 00000000 | 00000 |
3 | 2 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126 | 0000000 | 00000 |
4 | 1 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
4 | 1 1/4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
4 | 1 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
4 | 2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
4 | 2 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
4 | 3 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
4 | 3 1/2 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 000000 |
6 | 2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
6 | 3 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
6 | 4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
3 1/2 | 1 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
3 1/2 | 1 1/4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
3 1/2 | 1 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
3 1/2 | 2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
3 1/2 | 3 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ASME B1.20.1, ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
Low-Pressure Galvanized Iron and Steel Threaded Pipe Fittings with Sealant
The male threads on these fittings have a sealant applied for extra leak protection. Fittings are made of galvanized iron or steel, which have fair corrosion resistance. Also known as Pressure Class 125 or 150 fittings, they are for use in low-pressure applications.
For technical drawings and 3-D models, click on a part number.

- For Use With: Air, Oil, Natural Gas, Water
- Pressure Class: See table
- Specifications Met: See table
- Pipe Nipples and Pipe: Use Schedule 40 galvanized steel
Pipe Size | |||||||
---|---|---|---|---|---|---|---|
(A) | (B) | Pressure Class | Max. Pressure | Max. Steam Pressure | Specifications Met | Each | |
NPT Male × NPT Female | |||||||
1 1/4 | 1/2 | 125 | 125 psi @ 72° F | Not Rated | ASME B16.14 | 0000000 | 000000 |
1 1/4 | 3/4 | 125 | 125 psi @ 72° F | Not Rated | ASME B16.14 | 0000000 | 00000 |
1 1/4 | 1 | 150 | 150 psi @ 72° F | Not Rated | ASME B16.14 | 0000000 | 00000 |
1 1/2 | 1/2 | 125 | 125 psi @ 72° F | Not Rated | ASME B16.14 | 0000000 | 00000 |
1 1/2 | 3/4 | 125 | 125 psi @ 72° F | Not Rated | ASME B16.14 | 0000000 | 00000 |
1 1/2 | 1 | 125 | 125 psi @ 72° F | Not Rated | ASME B16.14 | 0000000 | 00000 |
1 1/2 | 1 1/4 | 150 | 150 psi @ 72° F | Not Rated | ASME B16.14 | 0000000 | 00000 |
2 | 3/4 | 125 | 125 psi @ 72° F | Not Rated | ASME B16.14 | 0000000 | 00000 |
2 | 1 | 125 | 125 psi @ 72° F | Not Rated | ASME B16.14 | 0000000 | 00000 |
2 | 1 1/4 | 125 | 125 psi @ 72° F | Not Rated | ASME B16.14 | 0000000 | 00000 |
2 | 1 1/2 | 125 | 125 psi @ 72° F | Not Rated | ASME B16.14 | 0000000 | 00000 |
2 1/2 | 2 | 125 | 125 psi @ 72° F | Not Rated | ASME B16.14 | 0000000 | 00000 |
3 | 2 | 125 | 125 psi @ 72° F | Not Rated | ASME B16.14 | 0000000 | 00000 |