Hattersley Fig 425 Pressure Gauge - 004VBR0425J

**Four-Way Bench Mounted Drop Lever Gas Tap** Introducing the 900034 Four-Way Bench Mounted Gas Tap, designed with drop lever handles in vibrant yellow for quick identification. This important safety feature ensures that users can easily see if any taps have been inadvertently left in the 'on’ position, making it ideal for laboratory use. Widely found in thousands of educational labs, this gas tap is a popular choice for institutions. Crafted from durable solid brass, it features a male 3/8″ BSP thread for reliable connection. The gas tap is equipped with an integral anti-rotation pin that prevents twisting from the desk, enhancing stability and safety during use. Each tap comes with an installation template, ensuring a hassle-free and perfect fit. It also holds the esteemed British Gas Approval, accompanied by a comprehensive 5-year warranty for added peace of mind. **Specifications:** - **Part No:** 900034NG-WA - **Description:** Four-way, high-visibility drop lever gas tap with a fixed serrated nozzle. - **Applications:** Standard laboratory gas tap for Bunsen burner applications. Suitable for both natural and LPG gas usage. - **Construction:** All-brass body, coated with Rilsan plastic in white (RAL 9016). Identification coding conforming to DIN13792. - **Connection and Mounting:** 3/8” BSP male flat-ended shank, 60mm long with a back nut. Standard anti-rotation base with a location pin. Requires two mounting holes (17mm and 5mm in diameter) through the work surface; template provided. - **Service Compatibility:** Natural or LPG gases. - **Pressure and Flow:** Maximum working pressure of 20 – 25 Mbar. Flow rate at 20Mbar = 1 cubic metre/hour per nozzle. **Important Note:** The appliance should be used to size pipework, not the gas valve. Items are British Gas/BSI certified and should only be installed by qualified personnel. Enhance your lab's safety and efficiency with the 900034 Four-Way Bench Mounted Gas Tap.

**Product Specification** **Sizes Available:** 1/4", 3/8", 1/2" **Connections:** - Tri-Clamp (ASME BPE or DIN 32676) - Male Union (DIN 11851 / 11864-1) - Varivent Flange (DIN 11864-2) - Flanged PN16 or ANSI 150 R/F - Screwed (ISO 228) **Materials Used:** - Stainless Steel 316L or 304 **Disk Options:** - EPDM - PTFE (FDA approved) - AF100 - Viton **Joints & Seals:** - Diaphragm: EPDM, PTFE (FDA approved), AF100, or Viton **Compatible Mediums:** - Steam, Gases, and Liquids **Set Pressure Range:** - 0.004 to 0.98 Barg **Cv Range:** - [Insert specific range here if applicable] **Temperature Range:** - [Insert temperature range here if applicable] **Certifications and Approvals:** - [Insert specific approvals here if applicable] **Additional Notes:** - [Insert any pertinent notes or details here] This product is designed for a wide range of applications, ensuring reliability and safety in various industrial settings. Whether you are dealing with steam, gases, or liquids, our valves offer top-notch performance and durability. For further information or specific inquiries, please contact us. Optimised for quality, our products are compliant with industry standards and will meet your operational needs seamlessly.

The CONCOA 308 Series is an electrically-heated, single-stage regulator designed for high-flow carbon dioxide and nitrous oxide in laboratory applications. To prevent freeze-up caused by dry ice formation at high flows, it features three integral 50-watt heating cartridges, a primary thermostat for automatic temperature control, and a secondary safety thermostat cutout that heats the regulator seat directly. The 308 Series can be factory-configured with options such as single-station manifolds, purge, low-pressure alarms, or multiple inlets.

Features:

• Three 50W heaters maintain gas flows up to 350 SCFH (165 LPM)

• NEMA 4 housing for safe indoor/outdoor use

• 316L stainless steel diaphragm prevents inboard diffusion

• CAPSULE® seat design with 360° integral filtration

• Low wetted surface area reduces purge requirements

• Spectrometric helium leak-tested for integrity

Specifications:

• Max inlet pressure: 3000 PSIG (210 BAR); optional 3500 PSIG (240 BAR) or 4500 PSIG (310 BAR)

• Body & bonnet: Chrome-plated brass barstock

• Gauges: 2" (50 mm) plated case

• Seats: PTFE; PCTFE for higher-pressure options

• Filter: 10-micron sintered bronze

• Diaphragm: 316L stainless steel; Cv: 0.1

• Helium leak integrity: 1 × 10⁻⁸ scc/sec

• Electrical housing: NEMA 4; thermostat range: 95–120°F (35–49°C)

• Heaters: 3 × 50W; Power: 115V AC (100–127V 50/60Hz, 150W) or 230V AC (197–252V 50/60Hz, 150W)

• Internal seals: PTFE; Ports: 1/4" FNPT

• Compliance: Meets/exceeds CGA G-4.1, PED 2014/68/EU, CE (230V models), ANSI/ASME B40.1, CRN OH5216