Product Details | SAFETY RELIEF VALVE

4820-00-438-9064 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: 4569C1000, 4820-00-438-9064, 00-438-9064, 4820004389064, 004389064

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 05 DEC 1969 00-438-9064

Drawings & Photos | NSN 4820-00-438-9064


Demand History | NSN 4820-00-438-9064

Part Number Request Date QTY Origin
4569C1000 2024-07-213 51 DIBBS
4569C1000 2024-05-137 51 DIBBS
4569C1000 2023-06-166 23 DIBBS
4569C1000 2023-05-136 23 DIBBS
4569C1000 2023-01-23 6 DIBBS
4569C1000 2023-01-12 6 DIBBS
4569C1000 2022-06-181 6 DIBBS
4569C1000 2022-06-153 14 DIBBS
4569C1000 2022-04-111 12 DIBBS
4569C1000 2022-03-66 3 DIBBS
4569C1000 2022-02-55 3 DIBBS
4569C1000 2021-11-326 2 DIBBS
4569C1000 2021-11-318 2 DIBBS
4569C1000 2020-11-313 12 DIBBS
4569C1000 2020-09-265 2 DIBBS
4569C1000 2020-09-252 2 DIBBS
4569C1000 2020-08-223 1 DIBBS
4569C1000 2020-07-212 1 DIBBS
4569C1000 2020-05-125 5 DIBBS
4569C1000 2020-04-112 5 DIBBS
4569C1000 2020-03-90 2 DIBBS
4569C1000 2020-03-79 2 DIBBS
4569C1000 2019-10-283 5 DIBBS
4569C1000 2019-08-219 7 DIBBS
4569C1000 2019-06-169 6 DIBBS
4820-00-438-9064 2018-06-165 5 DIBBS
4820-00-438-9064 2017-07-186 14 DIBBS
4820-00-438-9064 2017-06-178 14 DIBBS
4820-00-438-9064 2017-06-155 14 DIBBS
4820-00-438-9064 2015-06-152 8 DIBBS
4820-00-438-9064 2015-04-97 9 DIBBS
4820-00-438-9064 2014-10-293 10 DIBBS
4820-00-438-9064 2014-10-275 4 DIBBS
4820-00-438-9064 2014-07-210 7 DIBBS
4820-00-438-9064 2014-03-79 7 DIBBS
4820-00-438-9064 2014-03-64 7 DIBBS
4820-00-438-9064 2012-09-254 8 DIBBS
4820-00-438-9064 2012-04-94 10 DIBBS
4820-00-438-9064 2012-02-47 5 DIBBS
4820-00-438-9064 2011-11-313 5 DIBBS
4820-00-438-9064 2009-12-355 13 DIBBS
4820-00-438-9064 2009-11-327 25 DIBBS
4820-00-438-9064 2009-06-152 3 DIBBS
4820-00-438-9064 2009-04-96 3 DIBBS
4820-00-438-9064 2009-01-26 10 DIBBS

Cross Reference | NSN 4820-00-438-9064

Part Number Cage Code Manufacturer
4569C1000 06177 PNEUDRAULICS, INC.

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Technical Data | NSN 4820-00-438-9064

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024 BODY STEEL FLOW CONTROL DEVICE STEEL SEAT
MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE BODY MIL-S-5002,CL440C MIL STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE MIL-S-5002,CL440C MIL STD SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATOR B3 STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
MEDIA FOR WHICH DESIGNED FUEL/OIL, HYDROCARBON SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 160.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE DISCHARGE FLOW RATE 2.5 GALLONS PER MINUTE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL BOSS 1ST END
CONNECTION STYLE G4 GASKET SEAL 1ST END
THREAD SERIES DESIGNATOR UNF 1ST END
NOMINAL THREAD SIZE 0.562 INCHES 1ST END
THREAD QUANTITY PER INCH 18 1ST END
THREAD CLASS 3B 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 1000.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE 1000.0 TO 3000.0 POUNDS PER SQUARE INCH
MANUFACTURERS CODE 06177
DESIGN CONTROL REFERENCE 4569C1000

Restrictions/Controls & Freight Information | NSN 4820-00-438-9064

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 SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
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 4820-00-438-9064

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.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Materiel Management Aggregation CodeSXSX:AF SICA RESIDUAL MMAC-OC-ALC
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each