23740-1

View detailed technical data, stock status, and sourcing information for: 23740-1
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-193-3187

Item Name Code

05486

Assigment Date

03/18/1973 (53 years ago)

poppet flow control device, flange 1st end connection type, bolted bonnet attachment method, manual valve operation method, outside screw-yoke bonnet type

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: poppet
Bonnet Type: outside screw-yoke
Bonnet Attachment Method: bolted
Valve Operation Method: manual
Connection Type: flange 1st end
Mounting Position: vertical
Features Provided: bonnet packing
Criticality Code Justification: zzzy
Second Connection Face To Centerline Distance: 6.000 inches
Flange Face Design: raised straight 1st end
Raised Face Nominal Height: 0.250 inches 1st end
Raised Face Nominal Diameter: 2.875 inches 1st end
Material: cobalt alloy seat
Material: nickel alloy 400 body
Style Designator: angle
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
23740-1	Stop-Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-193-3187?

The FSCG of the NSN 4820-00-193-3187 is 4820

Does the NSN 4820-00-193-3187 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-193-3187 require demilitarization?

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

Does NSN 4820-00-193-3187 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-193-3187 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 4820-00-193-3187 was assigned to the Federal Catalog?

It was assigned 53 years ago, on Sun, Mar 18, 1973