4820-00-940-1882

Find complete technical information, availability, and procurement data for: 4820-00-940-1882
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-940-1882

Item Name Code

05488

Assigment Date

11/30/1965 (60 years ago)

An adapter which provides facilities for electrically connecting one or more power supplies to another component. It may have additional facilities for supporting and securing electrical/electronic equipment to an aircraft, vehicle or other mobile equipment.

spring disk loading method, 4 all ends bolt hole quantity, inside screw bonnet type, poppet flow control device, pressure seal, ring type bonnet attachment 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: poppet
Bonnet Type: inside screw
Bonnet Attachment Method: pressure seal, ring type
Disk Loading Method: spring
Bolt Hole Quantity: 4 all ends
Valve Operation Method: automatic
Flange Shape: round with holes all ends
Connection Type: flange all ends
Features Provided: valve stem lock shield and pressure tight outlet side
Maximum Operating Pressure: 400.0 pounds per square inch single response
Opening Pressure Setting: 75.0 pounds per square inch
Nominal Outside Diameter: 4.250 inches all ends
Nominal Thickness: 0.438 inches all ends
Bolt Hole Nominal Diameter: 0.625 inches all ends
Bolt Circle Nominal Diameter: 3.125 inches all ends
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 0.062 inches all ends
Raised Face Nominal Diameter: 2.000 inches all ends
Material: steel comp 316 overall
Material Document And Classification: qq-s-763,class 316 fed spec single material response overall
Media For Which Designed: water, fresh single response
Style Designator: angle

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
140764-1	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-940-1882?

The FSCG of the NSN 4820-00-940-1882 is 4820

Does the NSN 4820-00-940-1882 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-940-1882 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 4820-00-940-1882 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-940-1882 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 4820-00-940-1882 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Tue, Nov 30, 1965