4820-01-547-3741

Find complete technical information, availability, and procurement data for: 4820-01-547-3741
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-547-3741

Item Name Code

52995

Assigment Date

01/18/2007 (19 years ago)

An insert which must have a hole that may be internally threaded with a flange on one end. It may have an undercut on the end opposite the flange to provide a shoulder to allow for mating with another insert. Pre-assembled items will consist of an expansion sleeve and a body which may be flared. Internally threaded items may have a self-locking feature. Excludes:insert, screw thread.

ball flow control device, round with holes 1st end flange shape, 4 1st end bolt hole quantity, automatic valve operation method, new construction lcs1 end item identification

Product Characteristics

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

Flow Control Device: ball
Bolt Hole Quantity: 4 1st end
End Item Identification: new construction lcs1
Valve Operation Method: automatic
Flange Shape: round with holes 1st end
Connection Type: flange 1st end
Valve Size: 2.000 inches
Flange Face Design: plain 1st end
Part Name Assigned By Controlling Agency: vent-check valve with cover
Special Features: valve inlet flanged, outlet out to atmosphere; mesh flam e screen is 30 x 30
Material: copper alloy body
Material: steel corrosion resisting flow control device
Media For Which Designed: air single response
Style Designator: straight thru flanged ends

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
1750FB 2.0IN	Vent-Check Valve
2-1750FB	Vent-Check Valve
2-1750FB 2.0IN	Vent-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-547-3741?

The FSCG of the NSN 4820-01-547-3741 is 4820

Does NSN 4820-01-547-3741 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 4820-01-547-3741 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-547-3741 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 4820-01-547-3741 was assigned to the Federal Catalog?

It was assigned 19 years ago, on Thu, Jan 18, 2007