4820-00-173-1890

Find complete technical information, availability, and procurement data for: 4820-00-173-1890
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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)

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

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Below is a list of NSNs that have been officially superseded by this NSN: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