4DP2033APCSC161-2 1-2

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-640-5868

Item Name Code

05486

Assigment Date

01/01/1963 (63 years ago)

union bonnet attachment method, 500.0 fahrenheit single response maximum operating temp, 2.500 inches all ends nominal pipe size accommodated, disk flow control device, 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.

Nominal Pipe Size Accommodated: 2.500 inches all ends
Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: union
Maximum Operating Temp: 500.0 fahrenheit single response
Connection Style: socket with brazing ring (pipe) all ends
Valve Operation Method: manual
Connection Type: unthreaded internal pipe all ends
Mounting Position: horizontal or vertical
Features Provided: bonnet packing
Maximum Operating Pressure: 400.0 pounds per square inch single response
Material: copper alloy 922 body
Material: copper alloy 922 seat
Material: copper alloy flow control device
Material: copper alloy stem
Material Document And Classification: qq-c-390, alloy d4 fed spec single material response seat
Material Document And Classification: qq-c-390,alloy d4 fed spec single material response body
Media For Which Designed: steam 1st response
Media For Which Designed: water-oil-gas 2nd response
Style Designator: angle

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
4DP2033APCSC161-2 1-2	Stop-Check Valve
FIG 3161 WS 2-1/2IN	Stop-Check Valve
SC161WS2 1-2	Stop-Check Valve
T-375B MODIFIED	Stop-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-640-5868?

The FSCG of the NSN 4820-00-640-5868 is 4820

Does the NSN 4820-00-640-5868 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-00-640-5868 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 4820-00-640-5868 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-640-5868 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 4820-00-640-5868 was assigned to the Federal Catalog?

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