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NSN: 4820-00-001-1673
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Part Numbers

Item Number Item Description
898246-3-1 Valve, Relief, Pressure And Temper
A51E9005-3 Valve, Relief, Pressure And Temper

898246-3-1 Pressure And Temper Relief Valve

Cage 61174

Technical Definition

Valve, Relief, Pressure And Temper, also referenced with federal logistics item name code 16996 - A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. thermostatically operated valves close when the pressure is relieved or the temperature is reduced. fusible plug valves require replacement of the plug. see also valve, safety relief and valve, regulating. temperature.

Technical Characteristics

End Connection Quantity (ADQZ):
Body Material (AAFZ):
Aluminum alloy
Body Style (AAQL):
Straight thru
First End Connection Type (ACKM):
Threaded internal tube
Media For Which Designed (ACKL):
Opening Pressure Setting (ADSV):
80.0 pounds per square inch
Reference Number Differentiating Characteristics (ZZZY):
As differentiated by the source control dwg no.
Second End Relationship With First End (ACLR):
Not identical
Temp Control Device Type (AFKX):
Temp Adjustability (AEVX):
Temp Rating (ABJH):
550.0 deg fahrenheit

National Stock Number (NSN)