4820-01-534-6781

Find complete technical information, availability, and procurement data for: 4820-01-534-6781
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-534-6781

Item Name Code

32528

Assigment Date

10/28/2005 (20 years ago)

globe valve type for which designed, threaded features provided, 4.750 inches nominal overall length, ws ssgn class submarine end item identification, 0.682 inches nominal largest outside diameter

Product Characteristics

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

Overall Length: 4.750 inches nominal
End Item Identification: ws ssgn class submarine
Largest Outside Diameter: 0.682 inches nominal
Valve Type For Which Designed: globe
Features Provided: threaded
Valve Size For Which Designed: 0.250 inches
Stem Actuating End Type: threaded externally
Valve Model Number For Which Designed: globe stop valve
Special Features: drawing calls this a stem/disk assembly: includes items 12 stem, 47 (previously item 14) disk, 19 seal retainer, 34 screw and 41 seal, globe disk; used on .25; although part list note on 6397434-1 says assembly used on 0.25 and .50 valve sizes the table on page 14 of 6397434 gives different dimensions for sizes .25 and .50; drawing 6397434-1 is 6 drawing revision notes to drawing 6397434.
Material: cobalt alloy
Material Document And Classification: mil-c-24252 comp i cond a mil spec single material response
Furnished Items And Quantity: 1 disk and 1 insert and 1 screw and 1 retainer

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
803-6397434-X1XXXX-083	Fluid Valve Stem
803-6397434-X1XXXX-096	Fluid Valve Stem

FAQs

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

What is the FSCG of the NSN 4820-01-534-6781?

The FSCG of the NSN 4820-01-534-6781 is 4820

Does the NSN 4820-01-534-6781 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-534-6781 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 4820-01-534-6781 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-534-6781 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 4820-01-534-6781 was assigned to the Federal Catalog?

It was assigned 20 years ago, on Fri, Oct 28, 2005