11. Part No: 4A-RH4A-VT-SS-K6
Description: Parker's R Series Relief Valves are designed such that when the upstream pressure exceeds the closing force exerted by the spring, the lower stem opens, permitting flow through the valve. Pressures range from 10 PSI (0.7 BAR) to 6,000 PSI (413.7 BAR).
Product: Valve
UOM: Nos
Product Image:
Technical Specifications:
| Material: | 316 Stainless Steel |
| Connection Size: | 1/4" |
| Connection 2 Style: | Two Ferrule Compression Fitting |
| Back-Up Washer Material: | PTFE |
| Maximum Operating Pressure: | 4000 psi |
| Packing Material: | Fluorocarbon Rubber |
| Connection Size 2: | 1/4" |
| Maximum Operating Temperature: | 204 °C, 400 °F |
| Minimum Operating Temperature: | -23 °C, -10 °F |
| Flow Coefficient: | 0.41 Cv |
| Connection Size: | 1/4 inch |
| Connection 2 Size: | 1/4 inch, Two Ferrule Compression |
| Connection 1 Size: | Two Ferrule Compression |
| Packing Material: | Fluorocarbon Rubber |
| Actuation Type: | Standard |
| Cracking Pressure: | 3000 to 4000 psi |
| Materials of Construction: | Stainless Steel 316 |
| Actuation: | Standard |
| Cracking Pressure (psi): | 3000 - 4000 |
| Connection 1 Style: | Two Ferrule Compression Fitting |
Parker Check Valves, Filters and Relief Valves cat. 4135-CV.pdf
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