4820-01-158-4591

Find complete technical information, availability, and procurement data for: 4820-01-158-4591
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-158-4591

Item Name Code

22113

Assigment Date

07/23/1983 (43 years ago)

A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.o25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for lubricating holes. For items having an integral gear(s) or worm(s), see gearshaft (as modified). For items designed to support rotating members see axle(1), straight. For items not having the above conditions see pin, straight, headless. For items having machined ends which constitute steps see shaft(1), shouldered; axle(1), shouldered; and bolt, fluid passage.

copper alloy overall material

Product Characteristics

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

Material: copper alloy overall

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
N5726 PIECE 3	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-158-4591?

The FSCG of the NSN 4820-01-158-4591 is 4820

Does the NSN 4820-01-158-4591 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-158-4591 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-01-158-4591 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-158-4591 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 4820-01-158-4591 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Sat, Jul 23, 1983