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4820-01-221-4372

Find complete technical information, availability, and procurement data for: 4820-01-221-4372

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4820-01-221-4372
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-221-4372
Item Name Code
33849
Assigment Date
11/28/1985 (40 years ago)

zzzy criticality code justification, equipment and/or parts requiring special material control and quality assurance which support surface or submarine application. special cleaning and packaging for oxygen/hydrogen service is required 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
Reference Number Differentiating Characteristics
equipment and/or parts requiring special material control and quality assurance which support surface or submarine application. special cleaning and packaging for oxygen/hydrogen service is required

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-01-390-2173 No Name Available 10/01/1997

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
2641-405-01 ITEM 40,63 Ball Valve Parts Kit
2641-809-41IM2X2640-801X2PC3 Ball Valve Parts Kit
2641-809-41IM2X2640-801X2PC3VG Ball Valve Parts Kit

FAQs

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

What is the FSCG of the NSN 4820-01-221-4372?
The FSCG of the NSN 4820-01-221-4372 is 4820
Does the NSN 4820-01-221-4372 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-221-4372 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 4820-01-221-4372 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-221-4372 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 4820-01-221-4372 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Thu, Nov 28, 1985

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