989287

View detailed technical data, stock status, and sourcing information for: 989287
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-005-0593

Item Name Code

05487

Assigment Date

06/19/1975 (51 years ago)

poppet flow control device, right-hand all ends thread direction, 400.0 fahrenheit single response maximum operating temp, pressed-in renewable seat ring type, plain (pipe) 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.

Thread Direction: right-hand all ends
Flow Control Device: poppet
Renewable Seat Ring Type: pressed-in
Maximum Operating Temp: 400.0 fahrenheit single response
Connection Style: plain (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded external pipe all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 250.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Material: rubber synthetic flow control device
Material: steel comp 303 body
Material: steel comp 316 seat
Material Document And Classification: fed-std-66, aisi 303/sae 30303 fed std 1st material response body
Material Document And Classification: fed-std-66, aisi 316/sae 30316 fed std 2nd material response seat
Media For Which Designed: carbon tetrachloride 1st response
Media For Which Designed: gas, inert 2nd response
Media For Which Designed: water, fresh 3rd response
Style Designator: straight thru
Thread Series Designator: npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-026-0679	No Name Available	11/01/1990

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
2144187-1	Check Valve
2232T1-2MM	Check Valve
600708	Check Valve
989287	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-005-0593?

The FSCG of the NSN 4820-01-005-0593 is 4820

Does the NSN 4820-01-005-0593 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-01-005-0593 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 4820-01-005-0593 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-005-0593 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 4820-01-005-0593 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Thu, Jun 19, 1975