Product Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-01-195-8456 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: GV500AAH4, 627B-2-1/4-2, 627B2142, 4820-01-195-8456, 01-195-8456, 4820011958456, 011958456

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 04 DEC 1984 01-195-8456

Drawings & Photos | NSN 4820-01-195-8456


Demand History | NSN 4820-01-195-8456

Part Number Request Date QTY Origin
4820-01-195-8456 2017-10-303 1 DIBBS
4820-01-195-8456 2017-09-269 1 DIBBS
4820-01-195-8456 2017-01-02 2 DIBBS
4820-01-195-8456 2013-12-360 1 DIBBS
4820-01-195-8456 2013-12-344 1 DIBBS

Cross Reference | NSN 4820-01-195-8456

Part Number Cage Code Manufacturer
627B-2-1/4-2 09990 PARKER-HANNIFIN CORPORATION DBA HYDRAULIC VALVE DIV
627B-2-1/4-2 86768 TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC
GV500AAH4 26512 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN AEROSPACE

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Technical Data | NSN 4820-01-195-8456

Characteristic Specifications
BODY STYLE A7 ANGLE
BODY MATERIAL ALUMINUM ALLOY,ALLOY 2014-T6
OUTSIDE SURFACE TREATMENT ANODIZED
SEAT MATERIAL RUBBER, SYNTHETIC
FLOW CONTROL DEVICE POPPET
FLOW CONTROL DEVICE MATERIAL STAINLESS STEEL,TYPE 303
MANUFACTURERS CODE 09990
DESIGN CONTROL REFERENCE 627B-2-1/4-2

Restrictions/Controls & Freight Information | NSN 4820-01-195-8456

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
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.
Category Code Description
NMF Description 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-01-195-8456

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
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