A0181

View detailed technical data, stock status, and sourcing information for: A0181
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-652-4918

Item Name Code

05485

Assigment Date

01/01/1963 (63 years ago)

inside screw bonnet type, disk flow control device, right-hand all ends thread direction, 250.0 fahrenheit single response maximum operating temp, 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.

Thread Direction: right-hand all ends
Flow Control Device: disk
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Maximum Operating Temp: 250.0 fahrenheit single response
End Item Identification: grumman aerospace corp a10 aircraft
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Mounting Facility: bulkhead
Features Provided: bonnet packing
Maximum Operating Pressure: 6000.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Material: steel comp 303 body
Material: steel comp 303 flow control device
Material: steel corrosion resisting seat
Material Document And Classification: 66 fed std single material response flow control device
Material Document And Classification: 66 fed std single material response body
Media For Which Designed: air 1st response
Media For Which Designed: ethylene glycol 2nd response
Media For Which Designed: fuel/oil, hydrocarbon 3rd response
Media For Which Designed: nitrogen, gaseous 4th response
Media For Which Designed: water, fresh 5th response
Surface Treatment: passivate
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Below is a list of NSNs that have been officially superseded by this NSN: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
4310-00-567-3434	No Name Available	01/01/1963
4820-00-588-0673	No Name Available	12/12/1971
4820-00-806-5839	No Name Available	05/16/1966
4820-00-813-5496	No Name Available	07/01/1977
4820-00-935-5521	No Name Available	01/28/1970
4820-01-089-1994	No Name Available	05/01/1992

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:

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817-0-5-3-K-R	Globe Valve
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9560133120	Globe Valve
A0181	Globe Valve
A218164	Globe Valve
A218596	Globe Valve
A237838	Globe Valve
KN55-02PMX	Globe Valve
M3458-2179	Globe Valve
VGS00 52-01	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-00-652-4918?

The FSCG of the NSN 4820-00-652-4918 is 4820

Does the NSN 4820-00-652-4918 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803060

Does NSN 4820-00-652-4918 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-00-652-4918 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-652-4918 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 4820-00-652-4918 was assigned to the Federal Catalog?

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