1/2 D11BB

View detailed technical data, stock status, and sourcing information for: 1/2 D11BB
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-813-8483

Item Name Code

20962

Assigment Date

01/01/1962 (64 years ago)

pressed-in renewable seat ring type, right-hand all ends thread direction, plain,optional end(pipe) all ends connection style, 0.500 inches all ends nominal pipe size accommodated, threaded bonnet attachment method

Product Characteristics

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

Nominal Pipe Size Accommodated: 0.500 inches all ends
Thread Direction: right-hand all ends
Bonnet Attachment Method: threaded
Renewable Seat Ring Type: pressed-in
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Thread Quantity Per Inch: 14 all ends
Maximum Operating Pressure: 400.0 pounds per square inch single response
Nominal Thread Size: 0.500 inches all ends
Material: copper alloy body
Material: copper alloy flow control device
Material: resin seat
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Below is a list of NSNs that have been officially superseded by this NSN: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
4820-00-815-0852	No Name Available	05/23/1969
4820-00-881-4472	No Name Available	01/01/1962

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
1/2 D11BB	Ball Valve
1/2 D11TT	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-00-813-8483?

The FSCG of the NSN 4820-00-813-8483 is 4820

Does the NSN 4820-00-813-8483 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801085

Does NSN 4820-00-813-8483 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 4820-00-813-8483 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-813-8483 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 4820-00-813-8483 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962