Product Details | SAFETY RELIEF VALVE

4820-00-948-3630 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: 1010010-0-1, 4820-00-948-3630, 00-948-3630, 4820009483630, 101001001, 009483630

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 APR 1966 00-948-3630

Drawings & Photos | NSN 4820-00-948-3630


Demand History | NSN 4820-00-948-3630

Part Number Request Date QTY Origin
101001001 2014-03-73 5555 US

Cross Reference | NSN 4820-00-948-3630

Part Number Cage Code Manufacturer
1010010-0-1 59364 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL
1010010-0-1 77068 ALLIED-SIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO

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Technical Data | NSN 4820-00-948-3630

Characteristic Specifications
MATERIAL ALUMINUM BODY STEEL FLOW CONTROL DEVICE STEEL SEAT
SURFACE TREATMENT ANODIZE
STYLE DESIGNATOR C7 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL BOSS ALL ENDS
CONNECTION STYLE G4 GASKET SEAL ALL ENDS
THREAD SERIES DESIGNATOR UNF ALL ENDS
NOMINAL THREAD SIZE 0.750 INCHES ALL ENDS
THREAD CLASS 2B ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 1000.0 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 4820-00-948-3630

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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 594 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
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 4820-00-948-3630

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