National Item Identification Number
01-371-7687
013717687
4820-01-371-7687
4820-01-371-7687
National Stock Number
Item Name
VALVE,RELIEF,PRESSURE AND TEMPERATURE
Federal Supply Class
4820
Description
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.
Commercial and Government Entity Code (Supplier Data)
02570
18034
NUPRO CO
4800 E 345TH ST
WILLOUGHBY
OH
44094
440-951-7100
53711
Reference Numbers (Part Numbers)
SS-4R3A-A
SS-4R3A-A
6509874
Required Categories
BODY MATERIAL
TEMP RATING
OPENING PRESSURE SETTING
Required Description
STEEL, CORROSION RESISTING
250.0 DEG FAHRENHEIT
350.0 POUNDS PER SQUARE INCH