National Item Identification Number
01-197-9917
011979917
4820-01-197-9917
4820-01-197-9917
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)
52253
FLUID MECHANICS VALVE COMPANY
12803 FM 529 RD
HOUSTON
TX
77041
713-466-6933
03950
NAVAL INVENTORY CONTROL POINT
MECHANICSBURG
5450 CARLISLE PIKE
2020
MECHANICSBURG
PA
17055
717-605-3500
Reference Numbers (Part Numbers)
44301-3120 5500 TO 6819PSI
44301-3120 5500 TO 6819PSIC1
Required Categories
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS
THE MANUFACTURERS DATA
MANUFA
Required Description
QUALITY CONTROLLED IAW NAVY LEVEL 1 ASSURANCE GUIDE,CLEANED IAW MIL-C-52211
522
