2508021

View detailed technical data, stock status, and sourcing information for: 2508021
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-389-6663

Item Name Code

05489

Assigment Date

04/28/1994 (32 years ago)

A grouping of two or more physically connected or related electrical an/or electronic parts capable of dissassemblage. Each component of the assemblage must be capable of functioning in accordance with its own item name. Consists of a single printed circuit board or terminal board upon which are mounted separately manufactured electronic components such as capacitors, inductors, resistors, and the like. It may also include printed electronic components. The item is generally part of a subassembly and cannot be assigned a more definite item name. For items having a complete individual electrical/electronic function, use applicable item name such as amplifier (as modified); power supply; or the like. For items not having a complete individual electrical/electronic function, see applicable subassembly name, such as amplifier subassembly; power supply subassembly; or the like. For an assembly of electrical/electronic components mounted on other than a single printed wiring board, see electronic components assembly. Excludes:printed circuit board

r8 w/worm gear special features, magnetic permeability shall not exceed 2.0 after fabrication reference number differentiating characteristics, manual valve operation method, 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.

Valve Operation Method: manual
Criticality Code Justification: zzzy
Special Features: r8 w/worm gear
Reference Number Differentiating Characteristics: magnetic permeability shall not exceed 2.0 after fabrication

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
2508021	Butterfly Valve
2508021VM	Butterfly Valve

FAQs

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

What is the FSCG of the NSN 4820-01-389-6663?

The FSCG of the NSN 4820-01-389-6663 is 4820

Does NSN 4820-01-389-6663 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 4820-01-389-6663 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-389-6663 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 4820-01-389-6663 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Thu, Apr 28, 1994