The Stewarts Chemical Seal Pressure Gauge (100mm, ½” NPT) is engineered for accurate pressure monitoring in harsh and corrosive applications. Combining Stewarts’ trusted craftsmanship with chemical seal protection, this gauge safeguards internal components from aggressive media—extending lifespan and maintaining measurement precision.

With a dual scale of 0–250 LBF/IN² (PSI) and 0–17 BAR, the instrument offers clear, linear readings suitable for a wide range of industrial systems. Its 100mm dial ensures excellent visibility, while the ½” NPT connection provides a secure and standard installation. Designed for durability and resistance, the chemical seal diaphragm isolates the pressure-sensing element, preventing contamination and damage from process fluids.

Key Features:

• 📏 Dial Size: 100mm (4 inches)

• 🔩 Connection Type: ½” NPT (Male)

• ⚙️ Pressure Range: 0–250 LBF/IN² (PSI) / 0–17 BAR

• 🧪 Seal Type: Chemical seal for corrosive or viscous media

• 🧱 Construction: Robust, corrosion-resistant materials

• 🔍 Display: Dual scale with clear linear markings

• 🧠 Accuracy: Reliable and consistent for industrial process control

• 🔧 Applications: Chemical and petrochemical industries, food processing, water treatment, pharmaceuticals, and general manufacturing

Why Choose Stewarts Gauges?
Stewarts pressure gauges are trusted worldwide for their accuracy, resilience, and longevity. The Chemical Seal Series offers an ideal solution for challenging process environments, ensuring both operator safety and system integrity through dependable pressure monitoring.