F568SS_Anti_Vacuum_Valve_Nabic_RedBG_v1.jpg
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Fig 568SS Anti-Vacuum Valve

The NABIC 568SS stainless steel Anti Vacuum Valve is set to open at a vacuum pressure of 50mbar.

A dust cap prevents entry of foreign matter.

  • PTFE to metal seating
  • Stainless steel

 

 

 

5 Year Warranty
Product Features +

Medium: Hot water, steam, air

Size Range: DN15 - DN50

Pressure: 13.5 bar

Material: Stainless Steel

Temperature: -20 to 195°C

Connection: Male

Pipe Connections

BSPT ( R) BS EN 10226-2 male connections, R1/2, R3/4", R1", R1 1/4", R1 1/2" and R2" available.

Testing

All valves are 100% production tested.

Product Extras

  • Viton to metal seating available

Materials

ITEM NO. PART NAME MATERIALS
1 Body 316 Stainless Steel
2 Seat Seal Holder 316 Stainless Steel
3 Spindle 316 Stainless Steel
4 Cap 316 Stainless Steel
5 Spring Stainless Steel BS2056 302S26
6 Seat Seal PTFE
7 Seat Seal Retaining plate 316 Stainless Steel
8 O-Ring Viton E60C

 

Dimensional Drawing

Fig 568SS Dimensional Drawing

Dimensions & Weights

SIZE DN A (mm) B (mm) C BSPT (mm) D-HEX WEIGHT (kg)
15 58 35 1/2' 24 0.10
20 61 36 3/4' 30 0.16
25 66 39 1' 36 0.26
32 76 43 1 1/4' 46 0.52
40 90 51 1 1/2' 52 0.77
50 94 58 2' 65 1.22

 

Downloads +
Discharge Capabilities +
Buy Online +

Fig 568SS Anti-Vacuum Valve

  • Online ordering is only available in the UK and Northern Ireland
  • Customers can only order up to 5 of any one product line. For larger orders please call us on 01462 443 278
  • 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.

View Delivery, Returns & Refund Details

Part Number Size Ex Vat Stock Status More
DN15 £ 131.61 Call us +
1/2" BSPT Inlet Connection to BS21. Set to open at a vacuum of 50mbar.
DN20 £ 184.09 Call us +
3/4" BSPT Inlet Connection to BS21. Set to open at a vacuum of 50mbar.
DN25 £ 236.72 Call us +
1" BSPT Inlet Connection to BS21. Set to open at a vacuum of 50mbar.
DN32 £ 389.97 Call us +
1.1/4" BSPT Inlet Connection to BS21. Set to open at a vacuum of 50mbar.
DN40 £ 585.17 Call us +
1.1/2" BSPT Inlet Connection to BS21. Set to open at a vacuum of 50mbar.
DN50 £ 755.52 Call us +
2" BSPT Inlet Connection to BS21. Set to open at a vacuum of 50mbar.

What our customers say

We had an existing NABIC Fig. 500 safety valve installed in our steam boiler factory which needed replacing. The valve had started to leak due to its old age.

I had no hesitation in purchasing another as it’s been a great product. I was very happy with the service of the website, as well as the prices. The fact the valves come with the necessary certifications is also great.

Wayne Barnes- Engineering Co-ordinator, Newlywed Foods

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