Product Details | SAFETY RELIEF VALVE

4820-00-054-8343 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.

Part Alternates: 013-1294-00, 0131294000, 013-1294-000, 524A1M30, 524A-1M-30, 4820-00-054-8343, 00-054-8343, 4820000548343, 013129400, 000548343

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1961 00-054-8343

Drawings & Photos | NSN 4820-00-054-8343


Demand History | NSN 4820-00-054-8343

Part Number Request Date QTY Origin
524A1M30 2009-10-302 100 US

Cross Reference | NSN 4820-00-054-8343

Part Number Cage Code Manufacturer
013-1294-00 13499 ROCKWELL COLLINS, INC. DBA GOVERNMENT SYSTEMS
013-1294-000 95105 ROCKWELL COLLINS, INC. DIV GOVERNMENT SYSTEMS - DALLAS
524A-1M-30 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS

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Technical Data | NSN 4820-00-054-8343

Characteristic Specifications
MATERIAL ALUMINUM ALLOY OVERALL
SURFACE TREATMENT ANODIZE
STYLE DESIGNATOR C4 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED AIR 1ST RESPONSE OXYGEN, GASEOUS 2ND RESPONSE OIL, CHLORINATED TRANSFORMER 3RD RESPONSE
MAXIMUM OPERATING PRESSURE 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 450.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL PIPE 1ST END
CONNECTION STYLE G46B PLAIN 1ST END
NOMINAL PIPE SIZE ACCOMMODATED 0.125 INCHES 1ST END
THREAD SERIES DESIGNATOR NPT 1ST END
NOMINAL THREAD SIZE 0.125 INCHES 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 30.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE 29.0 TO 72.0 POUNDS PER SQUARE INCH
FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE
SPECIAL FEATURES FLOW CONTROL DEVICE SILICONE DISK SEATING SURFACE
MANUFACTURERS CODE 13499
DESIGN CONTROL REFERENCE 013-1294-00

Restrictions/Controls & Freight Information | NSN 4820-00-054-8343

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:UPrecious metal type is unknown
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 576 unknown
Originating Activity Code XX
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 4820-00-054-8343

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