Product Details | SAFETY RELIEF VALVE

4820-01-376-2990 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: 3220-300 SET 30, 3220-300 SET 300 PSI, 3220300SET30, 3220300SET300PSI, 90SM1250001, 90SM-125-0001, 90SM-125-0001ITEM 184, 90SM1250001ITEM184, 4820-01-376-2990, 01-376-2990, 4820013762990, 013762990

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 29 MAY 1993 01-376-2990

Drawings & Photos | NSN 4820-01-376-2990


Cross Reference | NSN 4820-01-376-2990

Part Number Cage Code Manufacturer
3220-300 SET 30 58553 SUPERIOR VALVE CO
3220-300 SET 300 PSI 58553 SUPERIOR VALVE CO
90SM-125-0001 10855 CARRIER CORPORATION DIV CARRIER TRANSICOLD DIVISION
90SM-125-0001ITEM 184 10855 CARRIER CORPORATION DIV CARRIER TRANSICOLD DIVISION

Request a Quote

What Our Customers Say

Compare

NSNs for Compare ( up to 4 ): Add 4820-01-376-2990

Technical Data | NSN 4820-01-376-2990

Characteristic Specifications
MATERIAL COPPER ALLOY BODY PLASTIC POLYTETRAFLUOROETHYLENE FLOW CONTROL DEVICE
STYLE DESIGNATOR C1 ANGLE
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED REFRIGERANT 22 SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 300.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL PIPE 1ST END THREADED EXTERNAL TUBE 2ND END
CONNECTION STYLE G46B PLAIN 1ST END G42 FLARED 2ND END
SEAT ANGLE 37.0 DEGREES 2ND END
THREAD SERIES DESIGNATOR NPT 1ST END UNJ 2ND END
NOMINAL THREAD SIZE 0.500 INCHES 1ST END 0.875 INCHES 2ND END
THREAD QUANTITY PER INCH 14 2ND END
THREAD CLASS 3A 2ND END
THREAD DIRECTION RIGHT-HAND ALL ENDS
OPENING PRESSURE SETTING 300.0 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 4820-01-376-2990

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.
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
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 AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 4820-01-376-2990

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