EL-21401-1,-2 PC.18

View detailed technical data, stock status, and sourcing information for: EL-21401-1,-2 PC.18
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-197-5818

Item Name Code

35224

Assigment Date

12/22/1984 (41 years ago)

20 thread quantity per inch, steel corrosion resisting material, 0.438 inches nominal thread size, 2a thread class, zzzy criticality code justification

Product Characteristics

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

Thread Class: 2a
Thread Quantity Per Inch: 20
Nominal Thread Size: 0.438 inches
Criticality Code Justification: zzzy
Material: steel corrosion resisting
Thread Series Designator: unf
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
021-903774-94	Valve Disk
EL-21401-1,-2 PC.18	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-01-197-5818?

The FSCG of the NSN 4820-01-197-5818 is 4820

Does the NSN 4820-01-197-5818 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-197-5818 require demilitarization?

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

Does NSN 4820-01-197-5818 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-197-5818 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 4820-01-197-5818 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Sat, Dec 22, 1984