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Main product image of 250-2-40, Relief Valve 2" NPT, 40 psi (2.8 kg/cm2)
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250-2-40, Relief Valve 2" NPT, 40 psi (2.8 kg/cm2)

Brand:
McDonnell & Miller
SKU:
183175
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250-2-40, Relief Valve 2" NPT, 40 psi (2.8 kg/cm2)
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$1,276.66 each
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Get it Wed, Jul 22 - Wed, Aug 19
This item replaces: 250-2-40
Free Shipping This item ships free
Easy Returns No restocking fee for 90 days

Product Highlights

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Product Highlight: Size
2"
Product Highlight: Pressure Set Point
40 psi
Product Highlight: Material
Bronze
Product Highlight: Temperature Range (F)
250°F Max
Product Highlight: Connection Type
Threaded Connection

Description

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For 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
  • Sizes and material:
    3/4" - 1" NPT - bronze body and seat
    2" NPT - cast iron body, brass seat
  • EPDM rubber diaphragm and seat disc
  • Maximum temperature 250 Deg. F (121 Deg. C)
  • Maximum operating pressure range 30 - 125 psig (2.1 - 8.8 kg/cm2)

Specs

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Pressure Set Point:

40 psi

ASME Rating (BTU/HR):

5000000

Capacity:

5000000 BTU/hr

Size:

2"

Material:

Bronze

Application:

Heating

Temperature Range (F):

250°F Max

Connection Type:

Threaded

ASME:

Yes

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