4820-00-203-3976

Find complete technical information, availability, and procurement data for: 4820-00-203-3976
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-203-3976

Item Name Code

05483

Assigment Date

01/01/1963 (63 years ago)

right-hand all ends thread direction, disk flow control device, inside screw bonnet type, union bonnet attachment method, 500.0 fahrenheit single response maximum operating temp

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: disk
Bonnet Type: inside screw
Bonnet Attachment Method: union
Maximum Operating Temp: 500.0 fahrenheit single response
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Features Provided: bonnet packing
Thread Quantity Per Inch: 14 all ends
Maximum Operating Pressure: 150.0 pounds per square inch 1st response
Maximum Operating Pressure: 300.0 pounds per square inch 2nd response
Nominal Thread Size: 0.750 inches all ends
Material: copper alloy 697 stem
Material: copper alloy 836 body
Material: copper alloy 836 seat
Material: rubber synthetic flow control device
Material Document And Classification: astm b198 al875 assn std single material response or astm b371 al697 assn std single material response stem
Material Document And Classification: sstm b62 assn std single material response body
Media For Which Designed: nitrogen, liquid 1st response
Media For Which Designed: water-oil-gas 2nd response
Style Designator: angle
Thread Series Designator: npt all ends
Specification/Standard Data: 81348-ww-v-51 government specification
Nondefinitive Spec/Std Data: pe ii,class b type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-068-3377	No Name Available	08/16/1974
4820-00-079-5533	No Name Available	09/01/2023
4820-00-319-4379	No Name Available	09/01/2023
4820-00-472-5976	No Name Available	01/01/1961
4820-00-889-2415	No Name Available	03/01/1978
4820-01-090-3188	No Name Available	08/01/2007
4820-01-199-7869	No Name Available	02/01/2000
4820-01-281-5848	No Name Available	10/01/1990

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
151 3-4	Angle Valve
50628	Angle Valve
96-3/4IN	Angle Valve
B-222T	Angle Valve
IB-454-3-4IN	Angle Valve
T-335-Y	Angle Valve
T-335-Y 3/4 NPT	Angle Valve
U-03-3/4IN	Angle Valve

FAQs

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

What is the FSCG of the NSN 4820-00-203-3976?

The FSCG of the NSN 4820-00-203-3976 is 4820

Does NSN 4820-00-203-3976 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 4820-00-203-3976 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-203-3976 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 4820-00-203-3976 was assigned to the Federal Catalog?

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