3/4" Boiler Pressure Relief Valve For Protection of Hot Water Heating Boilers

3/4" Boiler Pressure Relief Valve For Protection of Hot Water Heating Boilers

Model #: 174A-100 3/4; Inlet Conn.: 3/4"; Outlet Conn.: 3/4"; Conn. Size: 3/4"; Body Type: Bronze; Pressure Setting: 100; BtuH: 1,695,000;

Order #: R55-839

Internal Product ID:

Catalog Pg.: 498

Mfg. #: F274683

Brand: Watts

Box Qty:

Product Specifications
Body Type Bronze
BtuH 1,695,000
Conn. Size 3/4"
Inlet Conn. 3/4"
Model # 174A-100 3/4
Outlet Conn. 3/4"
Pressure Setting 100
Shipping Weight 1.25
Shipping Width 3.20
Shipping Length 5.70
Shipping Height 2.30
Datasheets and Resources
Compliance/Notes
Harmonize Code 8481.10.0090
Country of Origin UNITED STATES

See catalog page 498 for additional notes and/or restrictions.

Description
  • This 3/4 inch boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pressures on all types of hot water heating supply boiler equipment
  • It consists of a bronze body construction with NPT threaded female inlet and NPT threaded female outlet (drain) connections, non-metallic disc-to-metal seating, stainless steel spring, and test lever
  • It resists corrosive water conditions, sticking and freezing, and prevents water and sediment from being trapped in the seat
  • It is designed for emergency safety relief, not as an operating control
  • The pressure relief is set at 100 PSI (6895 kPa) with corresponding high pressure ratings up to 1,695,000 BTU/hr
Features

ASME certified |Pressure pre-set @ 30 PSI|Maximum temperature: 250°F (121°C) |Meets military spec. MIL-V-18634B, Type I, Class 3A, Style A (bronze body), Style B (iron body) |Product is not approved for potable water usage based on overall lead content |Used in conjunction with temperature relief valves where separate installation of safety devices is required or desired

Warning

Cancer and Reproductive Harm - www.P65warnings.ca.gov

Warranty

WARRANTY - Johnstone Supply will administer and promptly process all warranties in accordance with the manufacturer's specific warranty policies and procedures.

WHOLESALE ONLY - Identification is required of purchasers. Possession of Johnstone's catalog does not constitute an offer to sell by Johnstone or the right to purchase from us.

RETURNS - All returns are subject to a restocking charge.

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