4820-01-249-4790

Find complete technical information, availability, and procurement data for: 4820-01-249-4790
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-249-4790

Item Name Code

05485

Assigment Date

02/11/1987 (39 years ago)

An item designed to suppress undesired (interfering) frequencies and have a minimal effect on the desired frequencies when inserted in an electrical power circuit. Excludes:items which consist of a single capacitor, inductor, resistor, or devices consisting of only two or more circuit elements of the same basic name. Excludes:filter, low pass and suppressor, ignition interference. For items designed to be inserted in a line which is primarily intended to carry high frequency waves modulated with signals, such as antenna lead-in, see filter, band suppression and filter, band pass. See also limiter, electrical noise.

disk flow control device, inside screw bonnet type, manual valve operation method, flange 1st end connection type, plain,optional end(pipe) 2nd end connection style

Product Characteristics

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

Flow Control Device: disk
Bonnet Type: inside screw
Connection Style: plain,optional end(pipe) 2nd end
Valve Operation Method: manual
Connection Type: flange 1st end
Connection Type: threaded internal hose 2nd end
Mounting Facility: bracket
Valve Size: 2.500 inches
Thread Quantity Per Inch: 7-1/2 2nd end
Face To Face Distance: 10.062 inches
Flange Face Design: plain 1st end
Material: copper alloy 922 body
Material: nickel alloy stem
Material: rubber flow control device
Material Document And Classification: astm b164,cl b assn std single material response stem
Material Document And Classification: astm b61 assn std single material response body
Material Document And Classification: mil-g-1149 mil spec single material response flow control device
Style Designator: straight thru flanged ends
Thread Series Designator: nh 2nd end
Furnished Items And Quantity: 1 handwheel

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
C-35731-2-1/2 IN	Globe Valve

FAQs

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

What is the FSCG of the NSN 4820-01-249-4790?

The FSCG of the NSN 4820-01-249-4790 is 4820

Does NSN 4820-01-249-4790 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 4820-01-249-4790 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-249-4790 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 4820-01-249-4790 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Feb 11, 1987