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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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Extreme-Pressure Brass Threaded Pipe Fittings
Extreme pressures are no problem for these heavy-duty fittings. They are brass for good corrosion resistance.
Nickel-plated brass fittings have better corrosion resistance than plain brass fittings. BSPP male threads have a gasket and washer to protect against leaks.
Caps
- For Use With: Air, Water
- Specifications Met: ISO 7.1, ISO 228
Plugs with Hex Drive
BSPP Male
Threads with
Gasket and Washer
Threads with
Gasket and Washer
- For Use With: Air, Water
- Specifications Met:
BSPP: ISO 7.1, ISO 228
BSPT: DIN 906, ISO 7.1, ISO 228
Pipe Size | Drive Size | Max. Pressure | Material | Each | |
BSPP Male | |||||
|---|---|---|---|---|---|
| 1/8 | 5 mm | 2,900 psi @ 72° F | Nickel-Plated Brass | 00000000 | 00000 |
| 1/4 | 6 mm | 2,100 psi @ 72° F | Nickel-Plated Brass | 00000000 | 0000 |
| 3/8 | 8 mm | 1,400 psi @ 72° F | Nickel-Plated Brass | 00000000 | 0000 |
| 1/2 | 10 mm | 1,400 psi @ 72° F | Nickel-Plated Brass | 00000000 | 00000 |
BSPT Male | |||||
| 1/8 | 5 mm | 2,900 psi @ 72° F | Nickel-Plated Brass | 00000000 | 0000 |
| 1/4 | 6 mm | 2,100 psi @ 72° F | Nickel-Plated Brass | 00000000 | 0000 |
| 3/8 | 8 mm | 1,400 psi @ 72° F | Nickel-Plated Brass | 00000000 | 0000 |
| 1/2 | 10 mm | 1,400 psi @ 72° F | Nickel-Plated Brass | 00000000 | 0000 |
| 3/4 | 12 mm | 1,700 psi @ 72° F | Brass | 00000000 | 00000 |
Plugs with External Square Drive
- For Use With: Air, Water
- Specifications Met: ISO 7.1, ISO 228