4820-01-344-9003

Find complete technical information, availability, and procurement data for: 4820-01-344-9003
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-344-9003

Item Name Code

05488

Assigment Date

09/08/1991 (34 years ago)

A valve that controls flow by a circular disk, or a pair of semicircular disks, attached to a common spindle or lever turning on a diametral axis.

right-hand all ends thread direction, spring disk loading method, automatic valve operation method, disk flow control device, plain (pipe) 1st endplain,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.

Thread Direction: right-hand all ends
Flow Control Device: disk
Disk Loading Method: spring
Connection Style: plain (pipe) 1st endplain,optional end(pipe) 2nd end
Valve Operation Method: automatic
Connection Type: threaded external pipe 1st endthreaded internal pipe 2nd end
Maximum Operating Pressure: 300.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches all ends
Opening Pressure Setting: 350.0 pounds per square inch
Material: bronze body
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
0020-D01-0350	Safety Relief Valve
20D 1-14	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-344-9003?

The FSCG of the NSN 4820-01-344-9003 is 4820

Does the NSN 4820-01-344-9003 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-344-9003 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 4820-01-344-9003 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-344-9003 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 4820-01-344-9003 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Sun, Sep 8, 1991