3231F2B

View detailed technical data, stock status, and sourcing information for: 3231F2B
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-640-5992

Item Name Code

05485

Assigment Date

01/01/1963 (63 years ago)

inside screw bonnet type, integral bonnet attachment method, right-hand all ends thread direction, needle flow control device, plain,optional end(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: needle
Bonnet Type: inside screw
Bonnet Attachment Method: integral
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: 27 1st end
Maximum Operating Pressure: 2000.0 pounds per square inch single response
Nominal Thread Size: 0.125 inches all ends
Material: copper alloy overall
Media For Which Designed: water-oil-gas single 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Below is a list of NSNs that have been officially superseded by this NSN: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
4820-00-137-7871	No Name Available	07/01/1994
4820-00-235-3873	No Name Available	07/01/1992
4820-00-720-0112	No Name Available	08/01/1978

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
2-2350	Globe Valve
3231F2B	Globe Valve
D311M	Globe Valve
D3212F2B	Globe Valve
R329A	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-00-640-5992?

The FSCG of the NSN 4820-00-640-5992 is 4820

Does the NSN 4820-00-640-5992 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801070

Does NSN 4820-00-640-5992 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 4820-00-640-5992 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-640-5992 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 4820-00-640-5992 was assigned to the Federal Catalog?

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