4820-01-048-6647

Find complete technical information, availability, and procurement data for: 4820-01-048-6647
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-048-6647

Item Name Code

05485

Assigment Date

10/02/1977 (48 years ago)

A valve with one inlet and one outlet connection with outlet flow parallel to inlet flow. The flow is controlled by the action of a stem which lifts the disk perpendicularly off the center axis of its seat. The stem is at a 90 degree (1.5708 radians) angle to axis of flow. Excludes:valve, stop-check; cock, shutoff, screw stem; and valve, solenoid.

poppet flow control device, threaded bonnet attachment method, inside spring bonnet type, right-hand all ends thread direction, pressed-in renewable seat ring type

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: poppet
Bonnet Type: inside spring
Bonnet Attachment Method: threaded
Renewable Seat Ring Type: pressed-in
Maximum Operating Temp: 180.0 fahrenheit single response
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Mounting Facility: threaded fastener
Maximum Operating Pressure: 150.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Special Features: button operated,3way,normally closed
Material: aluminum alloy body
Material: rubber butadiene-acrylonitrile class nbr seat
Material: steel corrosion resisting flow control device
Media For Which Designed: air single response
Style Designator: straight thru
Thread Series Designator: npt 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
08187-0139	Globe Valve
472AS191	Globe Valve
8187SP1	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-048-6647?

The FSCG of the NSN 4820-01-048-6647 is 4820

Does the NSN 4820-01-048-6647 have a Schedule B code assigned?

Yes, the Schedule B code is 8481805090

Does NSN 4820-01-048-6647 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 4820-01-048-6647 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-048-6647 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 4820-01-048-6647 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sun, Oct 2, 1977