4820-01-026-6944

Find complete technical information, availability, and procurement data for: 4820-01-026-6944
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-026-6944

Item Name Code

05488

Assigment Date

08/29/1976 (49 years ago)

spring disk loading method, right-hand 1st end thread direction, piston flow control device, 3a 1st end thread class, 160.0 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.

Thread Class: 3a 1st end
Thread Direction: right-hand 1st end
Flow Control Device: piston
Disk Loading Method: spring
Maximum Operating Temp: 160.0 fahrenheit single response
Valve Operation Method: automatic
Connection Type: threaded external tube 1st end
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.437 inches 1st end
Nominal Outside Diameter Tube Accommodated: 0.250 inches 1st end
Material: aluminum alloy 2024 overall
Material Document And Classification: qq-a-225/6,t4 fed spec single material response overall
Media For Which Designed: air 1st response
Media For Which Designed: nitrogen, gaseous 2nd response
Surface Treatment: anodize
Surface Treatment Document And Classification: mil-a-8625 mil spec single treatment response
Style Designator: straight thru
Thread Series Designator: unf 1st end

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
2394222-1	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-026-6944?

The FSCG of the NSN 4820-01-026-6944 is 4820

Does the NSN 4820-01-026-6944 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-026-6944 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 4820-01-026-6944 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-026-6944 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 4820-01-026-6944 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sun, Aug 29, 1976