Product Details | SAFETY RELIEF VALVE

4820-00-605-2569 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: 5173A4TT100, 581R397H01, 4820-00-605-2569, 00-605-2569, 4820006052569, 006052569

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 25 JAN 1975 00-605-2569

Drawings & Photos | NSN 4820-00-605-2569


Cross Reference | NSN 4820-00-605-2569

Part Number Cage Code Manufacturer
5173A4TT100 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS
581R397H01 97942 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NORTHROP GRUMMAN SYSTEMS

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Technical Data | NSN 4820-00-605-2569

Characteristic Specifications
SURFACE TREATMENT ANODIZE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION MIL-A-8625,TY 1 MIL SPEC SINGLE TREATMENT RESPONSE
FLOW CONTROL DEVICE POPPET
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END
CONNECTION STYLE G42 FLARED 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.250 INCHES 1ST END
THREAD CLASS 3A 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END
DISK LOADING METHOD SPRING
OPENING PRESSURE SETTING 100.0 POUNDS PER SQUARE INCH
ADJUSTABLE PRESSURE RANGE 80.0 TO 120.0 POUNDS PER SQUARE INCH

Restrictions/Controls & Freight Information | NSN 4820-00-605-2569

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 593 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
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