4820-01-257-3741

Find complete technical information, availability, and procurement data for: 4820-01-257-3741
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-257-3741

Item Name Code

32528

Assigment Date

06/17/1987 (39 years ago)

A device designed to allow ventilation without excessive drafts. It may consist of either a deflector or louvers, stationary or adjustable to deflect the direction of air flow. Excludes:items with fans.

butterfly valve,dover corp./norris division end item identification, butterfly 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.

End Item Identification: butterfly valve,dover corp./norris division
Valve Type For Which Designed: butterfly

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
51740B705	Fluid Valve Stem

FAQs

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

What is the FSCG of the NSN 4820-01-257-3741?

The FSCG of the NSN 4820-01-257-3741 is 4820

Does the NSN 4820-01-257-3741 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-257-3741 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 4820-01-257-3741 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-257-3741 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 4820-01-257-3741 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Jun 17, 1987