Product Details | SAFETY RELIEF VALVE

4820-00-835-5998 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: E8526M41B, 20199MM41M, 516033PCHEX282, 516-033PCHEX282, 987915102PCHEX282, 9879-151-02PCHEX282, 4820-00-835-5998, 00-835-5998, 4820008355998, 008355998

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-835-5998

Drawings & Photos | NSN 4820-00-835-5998


Demand History | NSN 4820-00-835-5998

Part Number Request Date QTY Origin
4820-00-835-5998 2016-10-276 1 DIBBS

Cross Reference | NSN 4820-00-835-5998

Part Number Cage Code Manufacturer
20199MM41M 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
20199MM41M 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
516-033PCHEX282 34293 HUNTINGTON INGALLS INCORPORATED DIV INGALLS SHIPBUILDING
9879-151-02PCHEX282 96169 ELECTRIC BOAT CORPORATION
E8526M41B 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY

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Technical Data | NSN 4820-00-835-5998

Characteristic Specifications
MATERIAL COPPER ALLOY BODY COPPER ALLOY SEAT COPPER ALLOY STEM
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED WATER, SALT SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 150.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE UNTHREADED INTERNAL PIPE 1ST END
CONNECTION STYLE G22A STREAMLINED WITH TWO BRAZING RINGS 1ST END
NOMINAL PIPE SIZE ACCOMMODATED 1.000 INCHES 1ST END
DISK LOADING METHOD SPRING
ADJUSTABLE PRESSURE RANGE 91.0 TO 105.0 POUNDS PER SQUARE INCH
SPECIAL FEATURES GAG ASSEMBLY
III END ITEM IDENTIFICATION FORRESTAL CLASS CV

Restrictions/Controls & Freight Information | NSN 4820-00-835-5998

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 P 77.5
Less than truck load rating P 77.5
Water commodity Code 594 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 4820-00-835-5998

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