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Main product image of 260-1-1/2-30, Relief Valve 1-1/2 NPT, 30 psi (2.1 kg/cm2)
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260-1-1/2-30, Relief Valve 1-1/2 NPT, 30 psi (2.1 kg/cm2)

Brand:
McDonnell & Miller
SKU:
182625
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260-1-1/2-30, Relief Valve 1-1/2 NPT, 30 psi (2.1 kg/cm2)
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$929.08 each
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This item replaces: 260-1-1/2-30
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Product Highlights

–
Product Highlight: Size
1-1/2"
Product Highlight: Pressure Set Point
30 psi
Product Highlight: Material
Iron
Product Highlight: Temperature Range (F)
250°F Max
Product Highlight: Connection Type
Threaded Connection

Description

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For water tanks and hydronic heating systems
Specifications
  • Protects against over-pressure
  • Minimizes hammering with flash steam
  • Low differential pressure - 3 psi (.21 kg/cm2) between
  • opening and closing
  • Meets ASME Pressure Vessel and Boiler Code, Section IV
  • Sealed spring chamber prevents scale or sediment build-up around seal
  • 1-1/2" NPT Inlet and 2" NPT Discharge
  • Cast iron body, brass seat
  • Maximum temperature 250 Deg. F (121 Deg. C)
  • Maximum operating pressure range
    30 - 50 psig (2.1 - 3.5 kg/cm2)

Specs

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Pressure Set Point:

30 psi

Capacity:

3300000 BTU/hr

ASME Rating (BTU/HR):

3300000

Size:

1-1/2"

Application:

Heating

Material:

Iron

Temperature Range (F):

250°F Max

Connection Type:

Threaded

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