4820-01-048-8789

Find complete technical information, availability, and procurement data for: 4820-01-048-8789
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-048-8789

Item Name Code

05483

Assigment Date

10/07/1977 (48 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

needle flow control device, threaded bonnet attachment method, right-hand all ends thread direction, inside screw bonnet type, 450.0 fahrenheit single response maximum operating temp

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: needle
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Maximum Operating Temp: 450.0 fahrenheit single response
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Mounting Facility: panel
Maximum Operating Pressure: 3000.0 pounds per square inch single response
Nominal Thread Size: 0.125 inches all ends
Material: plastic polytrifluoroethylene packing
Material: steel corrosion resisting body
Material: steel corrosion resisting flow control device
Material: steel corrosion resisting seat
Material: steel corrosion resisting stem
Material Document And Classification: aisi316 assn std single material response body
Media For Which Designed: air 1st response
Media For Which Designed: water, fresh 2nd response
Style Designator: angle
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
SS-21RF2-A	Angle Valve

FAQs

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

What is the FSCG of the NSN 4820-01-048-8789?

The FSCG of the NSN 4820-01-048-8789 is 4820

Does the NSN 4820-01-048-8789 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803090

Does NSN 4820-01-048-8789 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 4820-01-048-8789 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-048-8789 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 4820-01-048-8789 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Fri, Oct 7, 1977