4820-01-032-5698

Find complete technical information, availability, and procurement data for: 4820-01-032-5698
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-032-5698

Item Name Code

05488

Assigment Date

12/16/1976 (49 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.

poppet flow control device, 20.0 cubic feet per minute valve discharge flow rate, spring disk loading method, automatic valve operation method, 165.0 fahrenheit single response maximum operating temp

Product Characteristics

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

Flow Control Device: poppet
Disk Loading Method: spring
Valve Discharge Flow Rate: 20.0 cubic feet per minute
Maximum Operating Temp: 165.0 fahrenheit single response
Valve Operation Method: automatic
Flange Shape: round all ends
Connection Type: flange all ends
Valve Size: 0.250 inches
Maximum Operating Pressure: 400.0 pounds per square inch single response
Opening Pressure Setting: 270.0 pounds per square inch
Nominal Outside Diameter: 1.750 inches all ends
Nominal Thickness: 0.320 inches all ends
First Connection Face To Centerline Distance: 1.405 inches
Second Connection Face To Centerline Distance: 1.500 inches
Flange Face Design: recessed with gasket groove all ends
Recess Nominal Diameter: 1.060 inches all ends
Recess Nominal Depth: 0.115 inches all ends
Material: steel comp 304l overall
Material Document And Classification: fed std 66,aisi 304l/sae 30304l fed std single material response overall
Media For Which Designed: air single response
Surface Treatment: passivate
Style Designator: angle flanged ends

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
P87-344	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-032-5698?

The FSCG of the NSN 4820-01-032-5698 is 4820

Does the NSN 4820-01-032-5698 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-032-5698 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4820-01-032-5698 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-032-5698 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 4820-01-032-5698 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Thu, Dec 16, 1976