Description
WATTS®, 0277002, Pressure Relief Valve, Automatic Reseating, Series: 174A, 1-1/2 in Nominal, FNPT End Style, 250 deg F, Media: Water, Spring-Loaded Latch-Lock Handle Actuator, Bronze Body, 4-3/4 in L x 9-1/4 in H Dimensions
Features:
- Soft seated
- Seat located above drain, water cannot be trapped and sediment cannot foul seat
- Non-mechanical seat-to-disc alignment will not stick or freeze
- Water seal of high temperature resisting material isolates spring working parts from water during relief
- 5990000 Btu/hr steam rating
- 135 psi standard pressure settings
Applications:
Hot Water Boiler
Standards/Approval:
- ASME Specified
- NB Certified
- HV Certified
- MIL-V-18634B Type I Class 3A Style A
- PROP65: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm.
