4820-00-881-9982

Find complete technical information, availability, and procurement data for: 4820-00-881-9982
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-881-9982

Item Name Code

31988

Assigment Date

11/10/1967 (58 years ago)

threaded bonnet attachment method, disk flow control device, gasket seal (gas fitting) 2nd end connection style, 0.312 inches offset distance, inside screw bonnet type

Product Characteristics

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

Offset Distance: 0.312 inches
Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Connection Style: gasket seal (gas fitting) 2nd end
Connection Style: gasket seal (gas fitting) 3rd end
Connection Style: plain,optional end(pipe) 1st end
Valve Operation Method: manual
Connection Type: threaded external gas fitting 2nd end
Connection Type: threaded external gas fitting 3rd end
Connection Type: threaded internal pipe 1st end
Maximum Operating Pressure: 3500.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches 1st end
Nominal Thread Size: 0.903 inches 2nd end
Nominal Thread Size: 0.903 inches 3rd end
Criticality Code Justification: feat
Special Features: outside roller bearing must be constructed of stainless steel and other parts shall be corrosion resistant material or shall be suitably protected to resist corrosion during normal service life
Material: steel corrosion resisting body
Media For Which Designed: nitrogen, gaseous single response
Style Designator: tee w/offset
Thread Series Designator: ngo 2nd end
Thread Series Designator: ngo 3rd end
Thread Series Designator: npt 1st end

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-874-0600	No Name Available	08/26/1970
3655-00-877-1062	No Name Available	09/01/1999

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
322AS151	Tee Valve
322AS151-1	Tee Valve
5898-X90-K	Tee Valve
B10219	Tee Valve

FAQs

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

What is the FSCG of the NSN 4820-00-881-9982?

The FSCG of the NSN 4820-00-881-9982 is 4820

Does the NSN 4820-00-881-9982 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-00-881-9982 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 4820-00-881-9982 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-881-9982 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 4820-00-881-9982 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Fri, Nov 10, 1967