4820-01-025-1337

Find complete technical information, availability, and procurement data for: 4820-01-025-1337
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-025-1337

Item Name Code

05488

Assigment Date

07/27/1976 (49 years ago)

inside spring bonnet type, disk flow control device, pressed-in renewable seat ring type, union bonnet attachment method, spring disk loading method

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: disk
Bonnet Type: inside spring
Bonnet Attachment Method: union
Disk Loading Method: spring
Renewable Seat Ring Type: pressed-in
Bolt Hole Quantity: 6 all ends
Maximum Operating Temp: 425.0 fahrenheit single response
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Valve Size: 1.500 inches
Adjustable Pressure Range: +18.0 to 32.0 pounds per square inch
Maximum Operating Pressure: 150.0 pounds per square inch single response
Nominal Outside Diameter: 5.062 inches all ends
Nominal Thickness: 0.437 inches 1st end
First Connection Face To Centerline Distance: 4.250 inches
Bolt Hole Nominal Diameter: 0.562 inches all ends
Second Connection Face To Centerline Distance: 3.750 inches
Bolt Circle Nominal Diameter: 3.375 inches all ends
Flange Face Design: plain all ends
Material: copper alloy body
Material: nickel alloy flow control device
Material: nickel alloy stem
Material Document And Classification: qq-n-281 fed spec single material response stem
Material Document And Classification: qq-c-390,alloy d4/d/ fed spec single material response body
Material Document And Classification: qq-n-288 fed spec single material response flow control device
Media For Which Designed: air single response
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:

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FAQs

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

What is the FSCG of the NSN 4820-01-025-1337?

The FSCG of the NSN 4820-01-025-1337 is 4820

Does the NSN 4820-01-025-1337 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-025-1337 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 4820-01-025-1337 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-025-1337 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 4820-01-025-1337 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Tue, Jul 27, 1976