Product Details | PRESSURE AND TEMPERATURE RELIEF VALVE

4820-01-252-4380 A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also VALVE, SAFETY RELIEF and VALVE, REGULATING. TEMPERATURE.

Part Alternates: RVG100, RVG-100, 54731, 8431395, 4820-01-252-4380, 01-252-4380, 4820012524380, 012524380

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 03 APR 1987 01-252-4380

Drawings & Photos | NSN 4820-01-252-4380


Demand History | NSN 4820-01-252-4380

Part Number Request Date QTY Origin
4820-01-252-4380 2018-09-270 15 DIBBS
4820-01-252-4380 2009-12-342 3 DIBBS
4820-01-252-4380 2009-11-329 2 DIBBS
4820-01-252-4380 2009-04-106 4 DIBBS

Cross Reference | NSN 4820-01-252-4380

Part Number Cage Code Manufacturer
54731 81400 HASKEL INTERNATIONAL, INC. DBA BUTECH PRESSURE SYSTEMS
8431395 98752 WARNER ROBINS AIR LOGISTICS CENTER
RVG-100 2N386 HYDRAULICS INTERNATIONAL, INC. Use CAGE Code 56529 for cataloging

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Technical Data | NSN 4820-01-252-4380

Characteristic Specifications
BODY STYLE A2 TEE
BODY MATERIAL STEEL, CORROSION RESISTING
OUTSIDE SURFACE TREATMENT PASSIVATED
SEAT MATERIAL PLASTIC, POLYTETRAFLUOROETHYLENE
FLOW CONTROL DEVICE DISK, CIRCULAR
END CONNECTION QUANTITY 3
FIRST END CONNECTION TYPE THREADED INTERNAL PIPE
FIRST END STYLE DESIGNATOR G7 FLARE
FIRST END NOMINAL PIPE SIZE ACCOMMODATED 0.250 INCHES
FIRST END THREAD DIRECTION RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
THIRD END RELATIONSHIP WITH PRECEDING ENDS IDENTICAL WITH FIRST END
TEMP ADJUSTABILITY ADJUSTABLE
MEDIA FOR WHICH DESIGNED AIR
TEMP RATING -10.0 DEG CELSIUS 55.0 DEG CELSIUS
VALVE DISCHARGE FLOW RATE NOT RATED
TEMP CONTROL DEVICE TYPE THERMOSTATIC
SPECIAL FEATURES USED ON P/N8431365;AIM-9 MSL; DIM O/A LG 8.500 INS;O/A W 2.375 INS; STORAGE TEMP RANGE M 62.0 DEG CELSIUS TO POS 85.0 DEG CELSIUS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS AS DIFFERENTIATED BY SOURCE CONTROL DRUG
MANUFACTURERS CODE 98752
MFR SOURCE CONTROLLING REFERENCE 8431395
MANUFACTURERS CODE 81400
DESIGN CONTROL REFERENCE 54731

Restrictions/Controls & Freight Information | NSN 4820-01-252-4380

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 TG Warner-Robins Air Logistics Center
Robins AFB, GA 31098-5609
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 4820-01-252-4380

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 Segment1 REPARABLE ITEMS (Exclusive of Insurance and Provisioning Items.) This code will be used to identify serviceable or unserviceable items of a durable nature which when unserviceable normally can be repaired economically by depots or lower echelons of maintenance.
Specific Group/Generic CodeD Surface to Air Missiles
Weapons Systems/End Item or Homogeneous GroupDPAVENGER
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
ReparabilityDWhen repair is beyond lower level maintenance capability, evacuate the item to depot. Disposal is not authorized below wholesale level.
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
Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Materiel Management Aggregation CodeABTG:AIM-9 (SIDE WINDER)
Price ValidationP The current standard price is the initial negotiated provisioned price.
  • This is the price paid by DoD for the item as the result of price negotiation of the Provisioned Item Order (PIO) or other initial negotiated price.
  • ZOP or Standard Price challenges are permissible but should be supported with adequate justification.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
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
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Issue Repair, or RequisitionR9Integrated Manager reparable item. Includes Defense Logistics Agency-managed items which are reportable in non-RFI condition to appropriate Defense Supply Center per NAVSUP instructions for return of excess material to DLA.
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