Product Details | SAFETY RELIEF VALVE

4820-01-573-0523 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: 9889K39, 4820-01-573-0523, 01-573-0523, 4820015730523, 015730523

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 06 APR 2009 01-573-0523

Drawings & Photos | NSN 4820-01-573-0523


Demand History | NSN 4820-01-573-0523

Part Number Request Date QTY Origin
4820-01-573-0523 2013-08-213 10 DIBBS
4820-01-573-0523 2012-09-264 1 DIBBS
4820-01-573-0523 2010-05-121 2 DIBBS

Cross Reference | NSN 4820-01-573-0523

Part Number Cage Code Manufacturer
9889K39 07BY4 MCMASTER-CARR SUPPLY COMPANY DBA MCMASTER-CARR

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Technical Data | NSN 4820-01-573-0523

Characteristic Specifications
THREAD SERIES DESIGNATOR NPT ALL ENDS
STYLE DESIGNATOR ERR-090
END ITEM IDENTIFICATION 8340-01-558-8706 TENT
THREAD DIRECTION RIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE 0.500 INCHES ALL ENDS
MEDIA FOR WHICH DESIGNED AIR SINGLE RESPONSE
MATERIAL COPPER ALLOY BODY
CONNECTION STYLE G46C PLAIN (HOSE) ALL ENDS
CONNECTION TYPE THREADED EXTERNAL PIPE ALL ENDS
VALVE OPERATION METHOD AUTOMATIC

Restrictions/Controls & Freight Information | NSN 4820-01-573-0523

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
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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 AJ U.S. Army Soldier's Biological and Chemical
Command
Natick, MA 01760
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 4820-01-573-0523

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each