4820-01-326-8468

Find complete technical information, availability, and procurement data for: 4820-01-326-8468
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-326-8468

Item Name Code

05488

Assigment Date

10/03/1990 (35 years ago)

A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.

poppet flow control device, 150.0 fahrenheit single response maximum operating temp, 1.000 inches all ends nominal pipe size accommodated, nonpowered valves end item identification, socket all ends connection style

Product Characteristics

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

Nominal Pipe Size Accommodated: 1.000 inches all ends
Flow Control Device: poppet
Maximum Operating Temp: 150.0 fahrenheit single response
End Item Identification: nonpowered valves
Connection Style: socket all ends
Valve Operation Method: automatic
Connection Type: unthreaded internal pipe all ends
Valve Size: 1.000 inches
Maximum Operating Pressure: 400.0 pounds per square inch single response
Criticality Code Justification: zzzy
First Connection Face To Centerline Distance: 2.816 inches
Second Connection Face To Centerline Distance: 2.560 inches
Material: copper alloy 958 body
Material Document And Classification: mil-b-23921 mil spec single material response body
Media For Which Designed: air 1st response
Media For Which Designed: nitrogen, gaseous 2nd response
Style Designator: angle flanged ends
Reference Number Differentiating Characteristics: cleaning, packaging, and marking iaw the latest revision of mil-std-1330

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
54370-23	Safety Relief Valve
54370-23CP	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-326-8468?

The FSCG of the NSN 4820-01-326-8468 is 4820

Does the NSN 4820-01-326-8468 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-326-8468 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 4820-01-326-8468 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-326-8468 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 4820-01-326-8468 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Wed, Oct 3, 1990