Product Details | SAFETY RELIEF VALVE

4820-01-152-2490 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: E9920L51M 1/4IN, E9920L51M14IN, 9920-1/4IN-76T90PSI SBU, 992014IN76T90PSISBU, 9920L51M, 4820-01-152-2490, 01-152-2490, 4820011522490, 011522490

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 29 APR 1983 01-152-2490

Drawings & Photos | NSN 4820-01-152-2490


Demand History | NSN 4820-01-152-2490

Part Number Request Date QTY Origin
0992001S0076 2022-10-293 1 DIBBS
9920-1/4IN-76T90PSI SBU 2022-10-293 1 DIBBS
9920L51M 2022-10-293 1 DIBBS
0992001S0076 2021-05-124 2 DIBBS
9920-1/4IN-76T90PSI SBU 2021-05-124 2 DIBBS
9920L51M 2021-05-124 2 DIBBS
0992001S0076 2021-04-98 2 DIBBS
9920-1/4IN-76T90PSI SBU 2021-04-98 2 DIBBS
9920L51M 2021-04-98 2 DIBBS
9920-1/4IN-76T90PSI SBU 2021-03-70 1 DIBBS
9920L51M 2021-03-70 1 DIBBS
9920-1/4IN-76T90PSI SBU 2020-10-294 1 DIBBS
9920L51M 2020-10-294 1 DIBBS
4820-01-152-2490 2016-07-199 1 DIBBS
4820-01-152-2490 2015-04-110 1 DIBBS
4820-01-152-2490 2014-09-245 1 DIBBS
4820-01-152-2490 2012-03-75 2 DIBBS
4820-01-152-2490 2011-05-131 2 DIBBS

Cross Reference | NSN 4820-01-152-2490

Part Number Cage Code Manufacturer
9920-1/4IN-76T90PSI SBU 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
9920-1/4IN-76T90PSI SBU 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
9920L51M 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY
9920L51M 15187 PENTAIR VALVES & CONTROLS US LP DBA NAVY PRODUCT TEAM
E9920L51M 1/4IN 01343 ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY

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Technical Data | NSN 4820-01-152-2490

Characteristic Specifications
MATERIAL COPPER ALLOY BODY NICKEL ALLOY STEM
CONNECTION TYPE UNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE G20B SOCKET ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED 0.250 INCHES ALL ENDS
ADJUSTABLE PRESSURE RANGE 75.0 TO 110.0 POUNDS PER SQUARE INCH
III END ITEM IDENTIFICATION NIMITZ CLASS CVN

Restrictions/Controls & Freight Information | NSN 4820-01-152-2490

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 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 4820-01-152-2490

Category Code Description
Cognizance Codes3BNavy-owned stocks of field level repairable DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityDField Level Reparables
Acquisition Advice CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each