Product Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-01-555-3445 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.

Part Alternates: 80610330, 4820-01-555-3445, 01-555-3445, 4820015553445, 015553445

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 04 SEP 2007 01-555-3445

Drawings & Photos | NSN 4820-01-555-3445


Cross Reference | NSN 4820-01-555-3445

Part Number Cage Code Manufacturer
80610330 1CSX7 CHEMETRON FIRE SYSTEMS

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Technical Data | NSN 4820-01-555-3445

Characteristic Specifications
BODY STYLE A43 SINGLE CONNECTION ANGLE FLOW
BODY MATERIAL STEEL
OPENING PRESSURE SETTING 550.0 POUNDS PER SQUARE INCH
III SUPPLEMENTARY FEATURES THE NITROGEN RELIEF VALVE IS INSTALLED ON THE TOP OF THE WATER TANK IN THE VAPOR SPACE. THE AMSE CODED VALVE IS DESIGNED TO BE FULLY OPENED AT 550 PSIG. THE BODY IS CARBON STEEL, PAINTED RED , AND THE INTERNAL COMPONENTS ARE STAINLESS STEEL. THE VALVE OUTLET IS 1" NPT.
III END ITEM IDENTIFICATION FIRE PROTECTION SYSTEM, P/N 10540059 ONBOARD USCG 75 FT WLIC CLASS VESSELS
III PART NAME ASSIGNED BY CONTROLLING AGENCY RELIEF VALVE
MANUFACTURERS CODE 1CSX7
DESIGN CONTROL REFERENCE 80610330

Restrictions/Controls & Freight Information | NSN 4820-01-555-3445

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information

Management | NSN 4820-01-555-3445

Category Code Description
Inventory Account CodesS Stock Fund item managed for the Coast Guard by the respective Inventory Control Point. A funded requisition is required
Inventory Account Codes0 Item not controlled by serial number.
Special Material Content Codes9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyZNCCommanding Officer
USCG Surface Force Logistics Center
Code 028, Mil Stop 25
2401 Hawkins Point Road
Baltimore, MD 21226-5000
AgencyGPU.S. Coast Guard
Service OrganizationCU.S. Coast Guard
ReparabilityC
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each