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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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High-Pressure Stainless Steel Threaded Pipe Fittings
Use these heavy duty fittings in high-pressure flow applications.
347 stainless steel fittings have excellent corrosion resistance and can withstand prolonged heat exposure.
For technical drawings and 3-D models, click on a part number.
Plugs with Hex Drive

- For Use With: Air, Natural Gas, Oil, Steam, Water
- Specifications Met: MS27769, SAE AS4842, SAE AS71051
347 Stainless Steel | |||||
---|---|---|---|---|---|
Pipe Size | Drive Size | Max. Pressure | Max. Steam Pressure | Each | |
NPT Male | |||||
1/16 | 5/32" | 3,000 psi @ 72° F | 600 psi @ 220° F | 0000000 | 00000 |
1/8 | 3/16" | 3,000 psi @ 72° F | 600 psi @ 220° F | 0000000 | 0000 |
1/4 | 1/4" | 3,000 psi @ 72° F | 600 psi @ 220° F | 0000000 | 0000 |
3/8 | 5/16" | 3,000 psi @ 72° F | 600 psi @ 220° F | 0000000 | 00000 |
1/2 | 3/8" | 3,000 psi @ 72° F | 600 psi @ 220° F | 0000000 | 00000 |
3/4 | 9/16" | 3,000 psi @ 72° F | 600 psi @ 220° F | 0000000 | 00000 |
1 | 5/8" | 3,000 psi @ 72° F | 600 psi @ 220° F | 0000000 | 000000 |