1-2 IN P668

View detailed technical data, stock status, and sourcing information for: 1-2 IN P668
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-158-6391

Item Name Code

20962

Assigment Date

10/24/1971 (54 years ago)

A definite length of cord, electrical having one or both ends processed and/or terminated in fittings which provide for connection to another item. It is generally used with telephone and communication equipment, such as headsets, category cable and switchboard patch cable. See also cable assembly, (as modified and lead (as modified.)

inside screw bonnet type, socket (tube) all ends connection style, retaining screw renewable seat ring type, 450.0 fahrenheit single response maximum operating temp, bolted 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.

Bonnet Type: inside screw
Bonnet Attachment Method: bolted
Renewable Seat Ring Type: retaining screw
Maximum Operating Temp: 450.0 fahrenheit single response
Connection Style: socket (tube) all ends
Valve Operation Method: manual
Connection Type: unthreaded internal tube all ends
Maximum Operating Pressure: 1000.0 pounds per square inch single response
Nominal Outside Diameter Tube Accommodated: 0.500 inches all ends
Material: copper alloy body
Material: copper alloy flow control device
Material: copper alloy stem
Material: plastic polytetrafluoroethylene seat
Material Document And Classification: astmb124aaloyno.2 assn std single material response body
Material Document And Classification: astmb16 assn std single material response flow control device
Material Document And Classification: astmb21 assn std single material response stem
Media For Which Designed: water-oil-gas single response
Style Designator: straight thru

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 IN P668	Ball Valve
1-2-411TTE	Ball Valve
11241379-1	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-00-158-6391?

The FSCG of the NSN 4820-00-158-6391 is 4820

Does the NSN 4820-00-158-6391 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801085

Does NSN 4820-00-158-6391 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 4820-00-158-6391 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-158-6391 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 4820-00-158-6391 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Sun, Oct 24, 1971