4820-00-287-4087

Find complete technical information, availability, and procurement data for: 4820-00-287-4087
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-287-4087

Item Name Code

05488

Assigment Date

01/01/1963 (63 years ago)

disk flow control device, right-hand 1st end thread direction, inside spring bonnet type, threaded bonnet attachment method, 0.125 inches 1st end nominal pipe size accommodated

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: 0.125 inches 1st end
Thread Direction: right-hand 1st end
Flow Control Device: disk
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Disk Loading Method: spring
Valve Discharge Flow Rate: 48.0 cubic feet per minute
Maximum Operating Temp: 250.0 fahrenheit single response
End Item Identification: grumman;a10 aircraft
Connection Style: plain (pipe) 1st end
Valve Operation Method: automatic or manual
Connection Type: threaded external pipe 1st end
Features Provided: valve stem lock shield
Maximum Operating Pressure: 300.0 pounds per square inch single response
Nominal Thread Size: 0.125 inches 1st end
Opening Pressure Setting: 60.0 pounds per square inch
Material: copper alloy body
Material: copper alloy seat
Material: copper alloy stem
Material: plastic polyamide (nylon) flow control device
Media For Which Designed: air 1st response
Media For Which Designed: gas, inert 2nd response
Style Designator: angle
Thread Series Designator: npt 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
1664SIZE1-860PSI	Safety Relief Valve
VAL920	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-00-287-4087?

The FSCG of the NSN 4820-00-287-4087 is 4820

Does the NSN 4820-00-287-4087 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-287-4087 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 4820-00-287-4087 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-287-4087 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 4820-00-287-4087 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963