Product Details | SAFETY RELIEF VALVE

4820-00-541-0443 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: 27960, 4820-00-541-0443, 00-541-0443, 4820005410443, 005410443

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 19 DEC 1969 00-541-0443

Drawings & Photos | NSN 4820-00-541-0443


Cross Reference | NSN 4820-00-541-0443

Part Number Cage Code Manufacturer
27960 81982 HYDRO-AIRE, INC.

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Technical Data | NSN 4820-00-541-0443

Characteristic Specifications
CONNECTION TYPE THREADED INTERNAL BOSS 1ST END
CONNECTION STYLE G4 GASKET SEAL 1ST END
THREAD SERIES DESIGNATOR UNF 1ST END
NOMINAL THREAD SIZE 0.750 INCHES 1ST END
THREAD QUANTITY PER INCH 16 1ST END
THREAD CLASS 3A 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END
MANUFACTURERS CODE 81982
DESIGN CONTROL REFERENCE 27960

Restrictions/Controls & Freight Information | NSN 4820-00-541-0443

Category Code Description
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.
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 P 77.5
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
Air Special Handling Z No special handling required.
Special Handling Code Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable