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Radiant Heat & Heating Supplies
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Relief Valves
Pressure Relief Valves
Mcdonnell & Miller 250 …

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250-1-45, Relief Valve 1" NPT, 45 psi (3.2 kg/cm2)

SKU:182125

Brand: Mcdonnell & Miller

250-1-45, Relief Valve 1" NPT, 45 psi (3.2 kg/cm2)
Qty	Price
	$123.25 / each

Usually Ships in 7-10 Days

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Specs

Product Specs
Pressure Set Point:	45 psi
Capacity:	1575000 BTU/hr
Capacity (BTU):	1575000
Size:	1"
Material:	Bronze
Application:	Heating
Temperature Range (F):	250°F Max
Connection Type:	Threaded
ASME:	Yes

Description for Mcdonnell & Miller 182125

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)