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1 1/2" Fig 542 Safety Valve

Excl. VAT: £478.14
Incl. VAT: £573.77
Brand: Nabic
Product Code: NAB-542-40
Quantity:

1 1/2" Fig 542 Nabic Safety Valve - DN40
1 1/2" BSPP Female Inlet x 1 1/2" BSPP Female Outlet
Nabic Pressure Relief Valves are intended for use where pressure tightness is required on the discharge side of the valve.

They are ideal for pump relief, bypass relief, outside installations and inert gases.

Threaded female inlet and outlet connections. inlet and outlet connections are of equal size. Threaded connections are Rp (BSP) parallel to BS EN 10226-1

  • Features
  • Body material - Gunmetal
  • Resilient PTFE seating design
  • High degree of seat tightness
  • Suitable liquids and gases
  • Top guided working parts
  • Pressure tight on discharge side
  • Approved and Certified in Accordance with
  • WRAS Approved
  • ISO 9001:2000
  • Pressure Equipment Directive 97/23/EC" (PED)
  • BS EN ISO 4126-1

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)
40 1 1/2" 54 38 198 2.30

Materials

Ref No Name of Part Material
1 Thrust Washer Brass, BS EN 12164 CW609N
2 Grubscrew Steel
3 Test Lever Brass, BS EN 1982 CC754S
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 Diaphragm Silicon Rubber
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 Lever Pin Steel
14 Lead Seal (Not shown) Lead
15 Adjusting Screw Brass, BS EN 12164 CW609N
16 Spring Plate Brass, BS EN 12164 CW609N
17 Spindle Brass, BS EN 12164 CW721R
18 Seat Seal Retaining Plate Bronze, BS EN 1982 CC491K / Brass BS EN 12164 CW602N (DZR)
19 O-Ring Viton

Datasheets

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