771-584-9001

View detailed technical data, stock status, and sourcing information for: 771-584-9001
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-173-1890

Item Name Code

20962

Assigment Date

12/03/1971 (54 years ago)

inside screw bonnet type, 300.0 fahrenheit single response maximum operating temp, integral bonnet attachment method, right-hand all ends thread direction, 2a all ends thread class

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2a all ends
Thread Direction: right-hand all ends
Bonnet Type: inside screw
Bonnet Attachment Method: integral
Maximum Operating Temp: 300.0 fahrenheit single response
Connection Style: flareless (tube) all ends
Valve Operation Method: manual
Connection Type: threaded external tube all ends
Maximum Operating Pressure: 5000.0 pounds per square inch single response
Nominal Thread Size: 0.562 inches all ends
Seat Angle: 12.0 degrees all ends
Nominal Outside Diameter Tube Accommodated: 0.375 inches all ends
Material: plastic polytrifluoroethylene seat
Material: steel comp 303 body
Material: steel comp 303 flow control device
Material: steel comp 303 stem
Material Document And Classification: edstd66,aisi303/sae30303 fed std 5th material response stem
Material Document And Classification: fedstd66,aisi3030/sae30303 fed std single material response body
Material Document And Classification: fedstd66,aisi3030/sae30303 fed std single material response flow control device
Media For Which Designed: air 1st response
Media For Which Designed: water, salt 2nd response
Style Designator: straight thru
Thread Series Designator: unf 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-891-0989	No Name Available	05/01/2007

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
30203-1	Ball Valve
7115G6S	Ball Valve
7115X4	Ball Valve
771-584-9001	Ball Valve
GV500NR	Ball Valve
GV500NR6C	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-00-173-1890?

The FSCG of the NSN 4820-00-173-1890 is 4820

Does the NSN 4820-00-173-1890 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803070

Does NSN 4820-00-173-1890 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 4820-00-173-1890 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-173-1890 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 4820-00-173-1890 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Dec 3, 1971