SWAGELOK 177‑R3A‑K1‑B Yellow Spring Kit
$ 38
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Ex-Works
USA
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Key Features
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Spring kit for precise pressure set range adjustment
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Enables 350–750 PSI range on R3A series valves
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Compatible with Swagelok proportional relief valve assemblies
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Enhances system safety and calibration flexibility
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Maintenance‑ready component for industrial valve servicing
SWAGELOK 177‑R3A‑K1‑B Yellow Spring Kit
A replacement spring kit designed for Swagelok R3A series proportional relief valves. This kit provides the spring necessary to set the valve’s rupture pressure range between 350 to 750 PSI, enabling precise over‑pressure control tailored to specific system requirements. Suitable for maintenance or performance tuning of proportional relief valves in industrial and process systems.
Specifications
| Specification | Details |
|---|---|
| Manufacturer | Swagelok |
| Product Type | Spring Kit for Proportional Relief Valve |
| Part Number | 177‑R3A‑K1‑B |
| For Series | R3A Proportional Relief Valves |
| Spring Range | 350–750 PSI (24.1–51.7 BAR) |
| Function | Adjustable set pressure spring |
| Application | Relief valve maintenance/ calibration |
| Compatibility | R3A Series proportional relief valves |
| Mounting | Installed within valve assembly |


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