4820-00-353-7638

Find complete technical information, availability, and procurement data for: 4820-00-353-7638
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-353-7638

Item Name Code

05486

Assigment Date

02/06/1974 (52 years ago)

0.700 inches offset distance, right-hand all ends thread direction, packing retaining bonnet type, 3a all ends thread class, poppet flow control device

Product Characteristics

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

Thread Class: 3a all ends
Thread Direction: right-hand all ends
Offset Distance: 0.700 inches
Flow Control Device: poppet
Bonnet Type: packing retaining
Disk Loading Method: spring
Maximum Operating Temp: 275.0 fahrenheit single response
Connection Style: external seat for gasket seal (boss) all ends
Valve Operation Method: automatic
Connection Type: threaded external boss all ends
Mounting Facility: threaded fastener
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.437 inches all ends
Material: aluminum alloy 2024 body
Material: steel comp 440c flow control device
Material: steel comp 630 seat
Media For Which Designed: fuel/oil, hydrocarbon 1st response
Media For Which Designed: hydraulic fluid, petroleum base 2nd response
Surface Treatment: anodize
Surface Treatment Document And Classification: mil-a-8625 mil spec single treatment response
Style Designator: offset
Thread Series Designator: unf all ends

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
2C9552K	Stop-Check Valve
694883-103	Stop-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-353-7638?

The FSCG of the NSN 4820-00-353-7638 is 4820

Does the NSN 4820-00-353-7638 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-353-7638 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 4820-00-353-7638 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-353-7638 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 4820-00-353-7638 was assigned to the Federal Catalog?

It was assigned 52 years ago, on Wed, Feb 6, 1974