Fig 500L

Pressure Relief Valve

From £297.18 Ex Vat
WRAS
5 Year Warranty

The NABIC 500L is designed primarily for use where high tightness is required on the discharge side, having a sealed spring cover to prevent the possibility of back pressure leakage through the top of the valve.

The lift is progressively proportional to flow. All wetted parts are manufactured from dezincification resistance materials. Designed and tested to BS EN ISO 4126 -1.

  • High discharge capacity
  • Pressure tight on discharge side
  • Suitable for liquids and inert gases
Fig 500L
Pressure Relief Valve
Temperature
-20 to 195°C
Size Range
DN15 - DN65
Pressure
1 - 12.5 bar
Material
Gunmetal
Medium
Hot water, steam, compressed air, inflammable liquids and inert gasses, Co2 (to 20°C), ethylene glycol, potable water
Connection
Screwed inlet & outlet
Product Sizing Selector
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  • Please note: if ordering a stock product with a longer lead time product (e.g. 7 to 10 days or 3 to 4 weeks) they will be sent as a combined shipment when ready, unless purchased as separate orders.
  • Online ordering is only available in the UK and Northern Ireland

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Image of Fig 500L Pressure Relief ValveFig 500L Pressure Relief Valve
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Online ordering for Great Britain & Northern Ireland only

Test Certificate

Test Certificates are included free of charge for this product, and available to download once you have received your serial number.

Select Your Product
Part Number Size Ex VAT Status More
DN15 £297.18 4 Weeks
1/2" BSPP Female Inlet x 3/4" BSPP Female Outlet to BS21 - PTFE to Metal Seat
DN20 £380.97 4 Weeks
3/4" BSPP Female Inlet x 1" BSPP Female Outlet to BS21 - PTFE to Metal Seat
DN25 £538.17 4 Weeks
1" BSPP Female Inlet x 1.1/4" BSPP Female Outlet to BS21- PTFE to Metal Seat
DN32 £749.67 4 Weeks
1.1/4" BSPP Female Inlet x 1.1/2" BSPP Female Outlet to BS21 - PTFE to Metal Seat
DN40 £983.00 4 Weeks
1.1/2" BSPP Female Inlet x 2" BSPP Female Outlet to BS21 - PTFE to Metal Seat
DN50 £1,420.38 4 Weeks
2" BSPP Female Inlet x 2.1/2" BSPP Female Outlet to BS21- PTFE to Metal Seat
DN65 £1,935.74 4 Weeks
2.1/2" BSPP Female Inlet x 3" BSPP Female Outlet to BS21 - PTFE to Metal Seat

Please type your required set pressure from 1 to 12.5. Pressure settings can be in 0.1 increments.
Please check set pressure charts on Discharge Capabilities section.