Nabic Fig 500L Safety Valve with Leakproof Dome Top
Nabic
NABIC is one of the world’s leading manufacturers of safety and pressure relief valves, with a heritage spanning more than 150 years in pressure protection technology. Manufactured in the UK, NABIC valves are trusted across commercial, industrial and process industries for their proven reliability, precision engineering and compliance with internationally recognised standards. Designed to safeguard boilers, pressure vessels and fluid systems, NABIC products deliver dependable overpressure protection and long service life in demanding applications.
Key Information
The NABIC Fig 500L Safety Valve with Leakproof Dome Top is a spring-loaded safety valve designed to provide reliable overpressure protection while preventing external leakage to atmosphere during normal operation. Featuring a sealed leakproof dome top, the valve is ideal for applications where the controlled containment of process media is essential, including steam, compressed air and compatible industrial fluids. Manufactured from durable gunmetal with stainless steel internal components, each valve is factory set, tested and sealed to deliver dependable long-term protection in commercial and industrial pressure systems.
Features
- Leakproof Dome Top Design – Sealed bonnet prevents leakage to atmosphere during normal operation, making it suitable for contained system applications.
- Factory Set & Tested – Every valve is pressure tested, factory set and supplied with a tamper-proof seal for dependable operation.
- Gunmetal & Stainless Steel Construction – Robust gunmetal body with corrosion-resistant stainless steel internals for excellent durability and long service life.
- High Seat Tightness – Precision-engineered sealing surfaces provide reliable shut-off and minimise leakage.
- BS EN ISO 4126 Compliant – Designed and manufactured in accordance with recognised pressure relief valve standards for commercial and industrial applications.
Set Pressure
As a NABIC trained and approved distributor, we can set and certify your valve to the required pressure prior to dispatch.
| VIP Code | Nabic Code | Size |
|---|---|---|
| 46/2500/015/L | N-500L-015 | 1/2″ |
| 46/2500/020/L | N-500L-020 | 3/4″ |
| 46/2500/025/L | N-500L-025 | 1″ |
| 46/2500/032/L | N-500L-032 | 1 1/4″ |
| 46/2500/040/L | N-500L-040 | 1 1/2″” |
| 46/2500/050/L | N-500L-050 | 2″ |
| 46/2500/065/L | N-500L-065 | 2 1/2″ |
46/2500 Datasheet (Nabic Fig 500L Safety Valve with Leakproof Dome Top) 
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