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| Bushing | Reducing Adapter |
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Maximum Pressure Maximum Pressure |
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Hex Width Hex Width |
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Maximum Steam Pressure Maximum Steam Pressure |
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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.
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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.
Bushing Straight Reducing Adapters with Hex Body
- For Use With: Air, Steam, Oil, Water, Natural Gas
- 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) | Class | Max. Pressure | Max. Steam Pressure | Material | Specifications Met | Each | |
NPT Male × NPT Female | ||||||||
| 1/4 | 1/8 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Steel | ASME B16.14 | 00000000 | 00000 |
| 3/8 | 1/8 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Steel | ASME B16.14 | 00000000 | 000 |
| 3/8 | 1/4 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Steel | ASME B16.14 | 00000000 | 0000 |
| 1/2 | 1/8 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Steel | ASME B16.14 | 00000000 | 0000 |
| 1/2 | 1/4 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Steel | ASME B16.14 | 00000000 | 0000 |
| 1/2 | 3/8 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Steel | ASME B16.14 | 00000000 | 0000 |
| 3/4 | 1/8 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 0000 |
| 3/4 | 1/4 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 0000 |
| 3/4 | 3/8 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 0000 |
| 3/4 | 1/2 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 0000 |
| 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 | 0000 |
| 1 | 3/8 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 0000 |
| 1 | 1/2 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 0000 |
| 1 | 3/4 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 0000 |
| 1 1/4 | 1/4 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ANSI/ASME B16.14 | 00000000 | 00000 |
| 1 1/4 | 3/8 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 0000 |
| 1 1/4 | 3/8 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ANSI/ASME B16.14 | 00000000 | 00000 |
| 1 1/4 | 1/2 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Steel | ASME B16.14 | 00000000 | 0000 |
| 1 1/4 | 3/4 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Steel | ASME B16.14 | 00000000 | 0000 |
| 1 1/4 | 1 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 0000 |
| 1 1/2 | 1/4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/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 | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 0000 |
| 1 1/2 | 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 0000 |
| 1 1/2 | 3/4 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Steel | ASME B16.14 | 00000000 | 0000 |
| 1 1/2 | 1 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Steel | ASME B16.14 | 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 | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 2 | 3/8 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 2 | 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 0000 |
| 2 | 3/4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 0000 |
| 2 | 1 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Steel | ASME B16.14 | 00000000 | 00000 |
| 2 | 1 1/4 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Steel | ASME B16.14 | 00000000 | 00000 |
| 2 | 1 1/2 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Steel | ASME B16.14 | 00000000 | 00000 |
| 2 1/2 | 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/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 | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 2 1/2 | 1 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/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 | ANSI/ASME B1.20.1, ANSI/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 | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 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 | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 3 | 3/4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 3 | 1 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 3 | 1 1/4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 3 | 1 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 3 | 2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 3 | 2 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 4 | 1 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 4 | 1 1/4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 4 | 1 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 4 | 2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 4 | 2 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 4 | 3 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 4 | 3 1/2 | 150 | 150 psi @ 72° F | 150 psi @ 350° F | Galvanized Iron | ASME B16.14 | 00000000 | 00000 |
| 6 | 2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
| 6 | 3 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
| 6 | 4 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 000000 |
| 3 1/2 | 1 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/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 | ANSI/ASME B1.20.1, ANSI/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 | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 3 1/2 | 2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 3 1/2 | 2 1/2 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
| 3 1/2 | 3 | 125 | 125 psi @ 72° F | 125 psi @ 350° F | Galvanized Iron | ANSI/ASME B1.20.1, ANSI/ASME B16.14, ASTM A126, UL Listed | 00000000 | 00000 |
Low-Pressure Galvanized 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 steel, which has fair corrosion resistance. Also known as Class 150 fittings, they are for use in low-pressure applications.
NPTF (Dryseal) threads are compatible with NPT threads.
For technical drawings and 3-D models, click on a part number.
Bushing Straight Reducing Adapters
Bushing Straight Reducing Adapters
- For Use With: Air, Steam, Oil, Water, Natural Gas
- Class: 150
- Specifications Met: ANSI/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 | Each | |
NPTF Male × NPTF Female | |||||
| 1/4 | 1/8 | 150 psi @ 72° F | 150 psi @ 360° F | 0000000 | 00000 |
| 3/8 | 1/4 | 150 psi @ 72° F | 150 psi @ 360° F | 0000000 | 0000 |
| 1/2 | 1/4 | 150 psi @ 72° F | 150 psi @ 360° F | 0000000 | 0000 |
| 1/2 | 3/8 | 150 psi @ 72° F | 150 psi @ 360° F | 0000000 | 0000 |
| 3/4 | 1/4 | 150 psi @ 72° F | 150 psi @ 360° F | 0000000 | 0000 |
| 3/4 | 1/2 | 150 psi @ 72° F | 150 psi @ 360° F | 0000000 | 0000 |
High-Pressure Galvanized Steel Threaded Pipe Fittings
A galvanized finish gives these fittings better corrosion resistance than our plain steel high-pressure fittings. Also known as Class 3000 fittings, they have excellent strength to handle high-pressure applications.
For technical drawings and 3-D models, click on a part number.
Bushing Straight Reducing Adapters
- For Use With: Air, Hydraulic Fluid, Natural Gas, Oil, Steam, Water
- Class: 3000
- Specifications Met: ANSI/ASME B16.11, ASTM A105, ANSI/ASME B1.20.1
- Pipe Nipples and Pipe: Use Schedule 160 steel
Pipe Size | Dash Size | ||||||
|---|---|---|---|---|---|---|---|
| (A) | (B) | (A) | (B) | Max. Pressure | Max. Steam Pressure | Each | |
NPT Male × NPT Female | |||||||
| 1/4 | 1/8 | 04 | 02 | 3,000 psi @ 72° F | 300 psi @ 360° F | 00000000 | 00000 |
| 3/8 | 1/8 | 06 | 02 | 3,000 psi @ 72° F | 300 psi @ 360° F | 00000000 | 0000 |
| 3/8 | 1/4 | 06 | 04 | 3,000 psi @ 72° F | 300 psi @ 360° F | 00000000 | 0000 |
| 1/2 | 1/4 | 08 | 04 | 3,000 psi @ 72° F | 300 psi @ 360° F | 00000000 | 0000 |
| 1/2 | 3/8 | 08 | 06 | 3,000 psi @ 72° F | 300 psi @ 360° F | 00000000 | 0000 |
| 3/4 | 3/8 | 12 | 06 | 3,000 psi @ 72° F | 300 psi @ 360° F | 00000000 | 0000 |
| 3/4 | 1/2 | 12 | 08 | 3,000 psi @ 72° F | 300 psi @ 360° F | 00000000 | 0000 |
| 1 | 1/2 | 16 | 08 | 3,000 psi @ 72° F | 300 psi @ 360° F | 00000000 | 0000 |
| 1 | 3/4 | 16 | 12 | 3,000 psi @ 72° F | 300 psi @ 360° F | 00000000 | 0000 |
| 1 1/4 | 1 | 20 | 16 | 3,000 psi @ 72° F | 300 psi @ 360° F | 00000000 | 0000 |
| 1 1/2 | 1 1/4 | 24 | 20 | 3,000 psi @ 72° F | 300 psi @ 360° F | 00000000 | 0000 |
| 2 | 1 | 32 | 16 | 3,000 psi @ 72° F | 300 psi @ 360° F | 00000000 | 00000 |
| 2 | 1 1/2 | 32 | 24 | 3,000 psi @ 72° F | 300 psi @ 360° F | 00000000 | 00000 |
| 2 1/2 | 2 | 40 | 32 | 3,000 psi @ 72° F | 300 psi @ 360° F | 00000000 | 00000 |
Compact Extreme-Pressure Steel Threaded Pipe Fittings
These fittings are strong enough to handle extreme pressures, yet small enough to fit into cramped spaces. They are galvanized steel, which has fair corrosion resistance.
NPTF (Dryseal) threads are compatible with NPT threads.
For technical drawings and 3-D models, click on a part number.
Bushing Straight Reducing Adapters
- For Use With: Air, Hydraulic Fluid, Water
- Specifications Met: ASTM A108
Pipe Size | Dash Size | |||||
|---|---|---|---|---|---|---|
| (A) | (B) | (A) | (B) | Max. Pressure | Each | |
NPTF Male × NPTF Female | ||||||
| 1/4 | 1/8 | 04 | 02 | 6,000 psi @ 72° F | 000000000 | 00000 |
| 3/8 | 1/8 | 06 | 02 | 6,000 psi @ 72° F | 000000000 | 0000 |
| 3/8 | 1/4 | 06 | 04 | 6,000 psi @ 72° F | 000000000 | 0000 |
| 1/2 | 1/8 | 08 | 02 | 6,000 psi @ 72° F | 000000000 | 0000 |
| 1/2 | 1/4 | 08 | 04 | 6,000 psi @ 72° F | 000000000 | 0000 |
| 1/2 | 3/8 | 08 | 06 | 6,000 psi @ 72° F | 000000000 | 0000 |
| 3/4 | 1/4 | 12 | 04 | 5,500 psi @ 72° F | 000000000 | 0000 |
| 3/4 | 3/8 | 12 | 06 | 5,500 psi @ 72° F | 000000000 | 0000 |
| 3/4 | 1/2 | 12 | 08 | 5,000 psi @ 72° F | 000000000 | 0000 |
| 1 | 1/4 | 16 | 04 | 4,500 psi @ 72° F | 000000000 | 00000 |
| 1 | 3/8 | 16 | 06 | 4,500 psi @ 72° F | 000000000 | 0000 |
| 1 | 1/2 | 16 | 08 | 4,500 psi @ 72° F | 000000000 | 0000 |
| 1 | 3/4 | 16 | 12 | 4,000 psi @ 72° F | 000000000 | 0000 |
| 1 1/4 | 1 | 20 | 16 | 3,000 psi @ 72° F | 000000000 | 00000 |
| 1 1/2 | 1 | 16 | 08 | 4,500 psi @ 72° F | 000000000 | 00000 |
| 2 | 1 | 32 | 16 | 2,000 psi @ 72° F | 000000000 | 00000 |
| 2 | 1 1/2 | 32 | 24 | 2,000 psi @ 72° F | 000000000 | 00000 |
Compact Precision Extreme-Pressure
Steel Threaded Pipe Fittings
Made to tighter tolerances than other steel pipe fittings, these are also known as instrumentation fittings. They are strong enough to handle extreme pressures, yet small enough to fit into cramped spaces. They are galvanized steel, which has fair corrosion resistance.
For technical drawings and 3-D models, click on a part number.
Bushing Straight Reducing Adapters
- For Use With: Air, Natural Gas, Water, Hydraulic Fluid
- Specifications Met: ANSI/ASME B31.3, ANSI/ASME B1.20.1, ANSI/ASME B31.1, ASTM A108
Pipe Size | Dash Size | |||||
|---|---|---|---|---|---|---|
| (A) | (B) | (A) | (B) | Max. Pressure | Each | |
NPT Male × NPT Female | ||||||
| 1/8 | 1/16 | 02 | __ | 6,000 psi @ 72° F | 00000000 | 000000 |
| 1/4 | 1/8 | 04 | 02 | 6,400 psi @ 72° F | 00000000 | 0000 |
| 3/8 | 1/8 | 06 | 02 | 6,800 psi @ 72° F | 00000000 | 0000 |
| 3/8 | 1/4 | 06 | 04 | 4,250 psi @ 72° F | 00000000 | 0000 |
| 1/2 | 1/8 | 08 | 02 | 5,250 psi @ 72° F | 00000000 | 00000 |
| 1/2 | 1/4 | 08 | 04 | 7,000 psi @ 72° F | 00000000 | 0000 |
| 1/2 | 3/8 | 08 | 06 | 4,500 psi @ 72° F | 00000000 | 0000 |
| 3/4 | 1/4 | 12 | 04 | 5,100 psi @ 72° F | 00000000 | 00000 |
| 3/4 | 3/8 | 12 | 06 | 4,350 psi @ 72° F | 00000000 | 00000 |
| 3/4 | 1/2 | 12 | 08 | 4,350 psi @ 72° F | 00000000 | 00000 |
| 1 | 1/4 | 16 | 04 | 4,250 psi @ 72° F | 00000000 | 00000 |
| 1 | 3/8 | 16 | 06 | 4,250 psi @ 72° F | 00000000 | 00000 |
| 1 | 1/2 | 16 | 08 | 4,000 psi @ 72° F | 00000000 | 00000 |
| 1 | 3/4 | 16 | 12 | 3,750 psi @ 72° F | 00000000 | 00000 |