4820-01-228-0781

Find complete technical information, availability, and procurement data for: 4820-01-228-0781
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-228-0781

Item Name Code

77777

Assigment Date

03/13/1986 (40 years ago)

height min. 9.219 in,max. 9.281 in; inlet min. 4.484 in,max. 4.516 in,x min. 1.515 in,max. 1.547 in;threads on inlet .500-13nc-4 thru;outlet min. 3.796 in,max 3.828 in,x min. .859 in max. .891 in,x min. 1.062 in,max. 1.124 in general characteristics item description, zzzy criticality code justification, material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications reference number differentiating characteristics

Product Characteristics

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

Criticality Code Justification: zzzy
General Characteristics Item Description: height min. 9.219 in,max. 9.281 in; inlet min. 4.484 in,max. 4.516 in,x min. 1.515 in,max. 1.547 in;threads on inlet .500-13nc-4 thru;outlet min. 3.796 in,max 3.828 in,x min. .859 in max. .891 in,x min. 1.062 in,max. 1.124 in
Reference Number Differentiating Characteristics: material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications

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
3277467 ASSY	Priming Vac Valve
AA-500	Priming Vac Valve
AA-500ASSY	Priming Vac Valve

FAQs

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

What is the FSCG of the NSN 4820-01-228-0781?

The FSCG of the NSN 4820-01-228-0781 is 4820

Does the NSN 4820-01-228-0781 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-228-0781 require demilitarization?

Usml or ccl military items - demil required. Item managers,, equipment specialists, or product specialists must furnish special demilinstructions. (note 3).

Does NSN 4820-01-228-0781 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-228-0781 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 4820-01-228-0781 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Thu, Mar 13, 1986