Product Details | SAFETY RELIEF VALVE

4820-01-494-2032 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: PLC10680, PLC-10680, PLC106802000PSI, PLC-10680-2000PSI, 157A PLC10680-2000PSI, 157APLC106802000PSI, 4820-01-494-2032, 01-494-2032, 4820014942032, 014942032

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 04 FEB 2002 01-494-2032

Drawings & Photos | NSN 4820-01-494-2032


Demand History | NSN 4820-01-494-2032

Part Number Request Date QTY Origin
157A PLC10680-2000PSI 2024-07-206 5 DIBBS
157A PLC10680-2000PSI 2024-07-193 5 DIBBS
4820-01-494-2032 2018-01-26 6 DIBBS
4820-01-494-2032 2017-12-339 6 DIBBS
4820-01-494-2032 2013-10-304 7 DIBBS
4820-01-494-2032 2013-03-87 8 DIBBS
4820-01-494-2032 2012-03-68 3 DIBBS
4820-01-494-2032 2011-08-238 2 DIBBS
4820-01-494-2032 2011-05-136 3 DIBBS
4820-01-494-2032 2010-12-337 3 DIBBS
4820-01-494-2032 2010-10-281 1 DIBBS
4820-01-494-2032 2010-09-260 1 DIBBS
4820-01-494-2032 2010-06-153 1 DIBBS
4820-01-494-2032 2010-04-101 1 DIBBS
4820-01-494-2032 2009-10-295 1 DIBBS

Cross Reference | NSN 4820-01-494-2032

Part Number Cage Code Manufacturer
157A PLC10680-2000PSI 99565 ADMIRAL VALVE, LLC DBA CPV MANUFACTURING
PLC-10680 99565 ADMIRAL VALVE, LLC DBA CPV MANUFACTURING
PLC-10680-2000PSI 99565 ADMIRAL VALVE, LLC DBA CPV MANUFACTURING

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Technical Data | NSN 4820-01-494-2032

Characteristic Specifications
MATERIAL COPPER ALLOY 957 OR COPPER ALLOY 958 BODY
MATERIAL DOCUMENT AND CLASSIFICATION MIL-B-24480 MIL SPEC 1ST MATERIAL RESPONSE BODY
STYLE DESIGNATOR A7 ANGLE
FLOW CONTROL DEVICE DISK
MAXIMUM OPERATING PRESSURE 6000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 225.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL HOSE ALL ENDS
CONNECTION STYLE G49A GASKET SEAL ALL ENDS
THREAD SERIES DESIGNATOR UN ALL ENDS
NOMINAL THREAD SIZE 2.7500 INCHES 1ST END 1.7500 INCHES 2ND END
THREAD QUANTITY PER INCH 12 ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
BONNET ATTACHMENT METHOD THREADED
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 2000.0 POUNDS PER SQUARE INCH
FURNISHED ITEMS AND QUANTITY 1 SPRING
MINIMUM OPERATING TEMP -20.0 DEG FAHRENHEIT
SPECIAL FEATURES DOES NOT INCLUDE PLUG PC 13 AND O-RING PC 22; SIMILAR TO VALVE PLC-10680-2500PSI NSN 4820-01-290-9062 AND PLC-10680-3000PSI NSN 4820-01-494-2037.
III END ITEM IDENTIFICATION LPD, AOE, TAE, AND TAOE CLASS
III PART NAME ASSIGNED BY CONTROLLING AGENCY RELIEF VALVE ASSEMBLY .313 ORFICE

Restrictions/Controls & Freight Information | NSN 4820-01-494-2032

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 4820-01-494-2032

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
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