4820-01-421-8153

Find complete technical information, availability, and procurement data for: 4820-01-421-8153
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-421-8153

Item Name Code

32528

Assigment Date

11/15/1995 (30 years ago)

An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. The face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. If the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. Excludes:flange, pipe, blind; ferrule, grooved clamp coupling; and adapter (as modified).

integral disk features provided, 4.750 inches nominal overall length, seawolf class ssn end item identification, 0.682 inches nominal largest outside diameter, globe valve type for which designed

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: seawolf class ssn
Largest Outside Diameter: 0.682 inches nominal
Valve Type For Which Designed: globe
Features Provided: integral disk
Valve Size For Which Designed: 0.250 inches
Stem Actuating End Type: threaded externally
Material: cobalt
Material Document And Classification: mil-c-24252, comp 1, cond ca-7 mil spec single material response
Furnished Items And Quantity: 1 disk and 1 packing and 1 retainer and 1 locknut and 1 nut

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-474-9311	No Name Available	07/01/2002

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
803-6397434-075	Fluid Valve Stem
803-6397434-X11XX1-075	Fluid Valve Stem
803-6397434-X11XX1-090	Fluid Valve Stem

FAQs

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

What is the FSCG of the NSN 4820-01-421-8153?

The FSCG of the NSN 4820-01-421-8153 is 4820

Does the NSN 4820-01-421-8153 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-421-8153 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 4820-01-421-8153 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-421-8153 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 4820-01-421-8153 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Wed, Nov 15, 1995