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4820-00-001-9968

Find complete technical information, availability, and procurement data for: 4820-00-001-9968

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4820-00-001-9968
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-001-9968
Item Name Code
05488
Assigment Date
10/07/1972 (53 years ago)

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.

f-4e/rf-4c aircraft end item identification, aluminum alloy 356.0 body material, automatic valve operation method, manufacturers suggested name is valve-absolute pressure reducer and relief; ambient temp -65 to +275 deg feh; fluid -65 to +400 deg feh; operating pressure 290 psia; proof 580 psia min; burst 1160 psia min; 2 ports, inlet and outlet special features, agav criticality code justification

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

End Item Identification
f-4e/rf-4c aircraft
Valve Operation Method
automatic
Criticality Code Justification
agav
Special Features
manufacturers suggested name is valve-absolute pressure reducer and relief; ambient temp -65 to +275 deg feh; fluid -65 to +400 deg feh; operating pressure 290 psia; proof 580 psia min; burst 1160 psia min; 2 ports, inlet and outlet
Material
aluminum alloy 356.0 body
Material
steel comp 440c flow control device
Material
steel comp 440c seat

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
53-720058-1 Safety Relief Valve
MC11505-1 Safety Relief Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-00-001-9968?
The FSCG of the NSN 4820-00-001-9968 is 4820
Does the NSN 4820-00-001-9968 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-001-9968 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 4820-00-001-9968 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-001-9968 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-00-001-9968 was assigned to the Federal Catalog?
It was assigned 53 years ago, on Sat, Oct 7, 1972

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