18-5-149

View detailed technical data, stock status, and sourcing information for: 18-5-149
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-146-0493

Item Name Code

35224

Assigment Date

09/10/1971 (54 years ago)

An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.

1.125 inches nominal outside diameter, nickel alloy material, 1.687 inches nominal overall height

Product Characteristics

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

Outside Diameter: 1.125 inches nominal
Overall Height: 1.687 inches nominal
Material: nickel alloy

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-136-1090	No Name Available	04/01/1988
4820-00-911-1527	No Name Available	10/01/1977

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
041-102-0037	Valve Disk
041-500-0013	Valve Disk
18-5-1-149PC18	Valve Disk
18-5-149	Valve Disk
B2630	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-00-146-0493?

The FSCG of the NSN 4820-00-146-0493 is 4820

Does the NSN 4820-00-146-0493 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-146-0493 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 4820-00-146-0493 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-146-0493 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 4820-00-146-0493 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Sep 10, 1971