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2 1/2" Fig 542L Safety Valve
2 1/2" Fig 542L Safety Valve 2 1/2" Fig 542L Safety Valve 2 1/2" Fig 542L Safety Valve 2 1/2" Fig 542L Safety Valve 2 1/2" Fig 542L Safety Valve

2 1/2" Fig 542L Safety Valve

2 1/2" Fig 542L Nabic Safety Valve - DN65
2 1/2" BSPP Female Inlet x 2 1/2" BSPP Female Outlet
The NABIC Fig 542L has been 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.

Designed for use with Hot water, steam, compressed air, inflammable liquids and inert gasses, CO2 (to 20°C), ethylene glycol and potable water

  • High discharge capacity.
  • Pressure tight on discharge side
  • Suitable for liquids and inert gases
  • WRAS Approved

Pressure & Temperature Ratings

Set Pressure Temperature
0.3 - 10.5 bar -20°C - 195°C

Dimensions & Weights

SIZE DN Rp BSP inlet & Outlet A
(mm)
B
(mm)
C
(mm)
Weight
(Kg)
65 2 1/2" 76 55 285 8.24
Product Code NAB-542L-65
Brand Nabic

Materials

Ref No Name of Part Material
1 Leak Proof Dome Bronze, BS EN 1982 CC491K
2 Locknut Brass, BS EN 12164 CW609N
3 Dome 'O' Ring Viton
4 Spring Chrome Vandium Alloy Steel, BS
2803 735 A50 HS (Stainless Steel, BS 2056 302S26 Opt)
5 Label Yellow kapton
6 Spring Cover Bronze, BS EN 1982 CC491K
7 Piston Brass, BS EN 12164 CW609N
8 Cover Seal Viton
9 Seat Seal Holder Bronze, BS EN 1982 CC491K /
Brass BS EN 12164 CW602N (DZR)
10 Seat Seal PTFE (Viton Opt)
11 Starlock Washer Stainless Steel
12 Body Bronze, BS EN 1982 CC491K
13 Adjusting Screw Brass, BS EN 12164 CW609N
14 Spring Plate Brass, BS EN 12164 CW609N
15 Spindle Brass, BS EN 12164 CW721R
16 Seat Seal Retaining Plate Bronze, BS EN 1982 CC491K /
Brass BS EN 12164 CW602N (DZR)
17 O-Ring Viton

Product Code: NAB-542L-65

Excl. VAT: £1,299.38

Incl. VAT: £1,559.26

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