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Bulgin Brass High-Pressure Piston Regulators — 1/4-inch NPT Female provide adjustable pressure control for compatible gas systems. The available outlet-pressure ranges and all model-specific limits are listed below. Select a regulator matched to the gas, connections and working pressures of the installation.
Heavy-duty brass high-pressure piston regulator designed for stable, accurate pressure control in demanding industrial and specialty gas applications. Featuring a robust piston design, it delivers reliable performance under high inlet pressures with smooth, consistent outlet regulation.
The regulator can be fitted with brass inlet stems and is suitable for use with gases compatible with brass , making it a versatile solution across multiple gas types and configurations.
Note. Non-standard inlet connections, outlet connections and accessories are available on request.
Industrial gas systems, laboratory use, pressure testing, gas distribution, and specialty gas applications.
Features and applications
- High-pressure piston design for stable and precise control
- Durable brass body construction for strength and corrosion resistance
- Compatible with brass inlet stems
- Smooth adjustment for consistent pressure delivery
- Designed for industrial and high-pressure applications
Shared specifications
| Specification | Details |
|---|---|
| Body Material | Brass |
| Regulator Type | Piston regulator |
| Maximum Inlet Pressure | 32,000 kPa |
| Application | High-pressure industrial and specialty gas control |
Available variants
| SKU | Outlet Pressure Range |
|---|---|
| 640-00001 | 0–2,000 kPa |
| 640-00002 | 0–5,000 kPa |
| 640-00004 | 0–10,000 kPa |
| 640-00005 | 0–20,000 kPa |
| 640-00006 | 0–30,000 kPa |
Variant-specific features
| Feature | Applies to SKU |
|---|---|
| Regulators include Gauge protectors for added durability | 640-00001, 640-00004, 640-00005, 640-00006 |
| Regulators have encapsulated seat and built in safety relief valve | 640-00001 |
| Regulators include Gauge protectors for added durability Regulators have encapsulated seat and built in safety relief valve | 640-00002 |
| Include a non-removable T-Handle with an integrated locking mechanism designed to prevent over-pressurisation by limiting unauthorised pressure increases, while still allowing controlled pressure reduction and adjustment. | 640-00004, 640-00006 |
| Include a non-removeable T-Handle with a locking nut mechanism to allow setting maximum pressure and locking the T-Handle eliminating unauthorised adjustment. | 640-00005 |
Operating and sizing information
| Connection | Gas |
|---|---|
| T10 (Type 10) | Argon, Oxygen, Helium (up to 20,000 kPa) |
| T30 (Type 30) | Carbon Dioxide |
| T50 (Type 50) | Nitrogen (up to 20,000 kPa) |
| T51 (Type 51) | Inert Gases (up to 31,500 kPa) |
| T60 (Type 60) | Compressed Air |
Specifications
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