158 POPPET .438

View detailed technical data, stock status, and sourcing information for: 158 POPPET .438
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-416-6824

Item Name Code

35224

Assigment Date

07/24/1995 (31 years ago)

An item of solid one-piece construction, designed to restrict the flow of a fluid through it. It has an orifice of a smaller size than the diameter of flow into it. Excludes:items such as valve (1), (as modified); and others with an adjustable orifice. Excludes:pipe, tube, or hose fittings with restricted passages and items designed to test fluid flow. For items containing screens or filters, see restrictor unit, fluid flow.

0.736 inches nominal shank diameter, 0.560 inches nominal outside diameter, nimitz class cvn end item identification, 1.625 inches nominal overall height, 0.313 inches nominal inside diameter

Product Characteristics

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

Inside Diameter: 0.313 inches nominal
Shank Diameter: 0.736 inches nominal
Outside Diameter: 0.560 inches nominal
Overall Height: 1.625 inches nominal
End Item Identification: nimitz class cvn
Seat Angle: 0.2 radians nominal
Material: steel corrosion resisting
Media For Which Designed: nitrogen, liquid

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
107974CI	Valve Disk
107974DG	Valve Disk
158 POPPET .438	Valve Disk
PLC-11712	Valve Disk
PLC-11712 ITEM 11	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-01-416-6824?

The FSCG of the NSN 4820-01-416-6824 is 4820

Does the NSN 4820-01-416-6824 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-416-6824 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 4820-01-416-6824 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-416-6824 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 4820-01-416-6824 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Mon, Jul 24, 1995