4820-00-959-9854

Find complete technical information, availability, and procurement data for: 4820-00-959-9854
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-959-9854

Item Name Code

35224

Assigment Date

01/01/1963 (63 years ago)

An assembly consisting of an orifice in a fixed plate, disk, or tube with screens or filters on one or both sides, depending on the direction of filtered flow. See restrictor, fluid flow.

0.868 inches minimum and 0.870 inches maximum outside diameter, 0.683 inches nominal shank diameter, 0.472 inches nominal inside diameter, 1.035 inches nominal flange seat to disk end height, 1.370 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.

Inside Diameter: 0.472 inches nominal
Shank Diameter: 0.683 inches nominal
Outside Diameter: 0.868 inches minimum and 0.870 inches maximum
Overall Height: 1.370 inches nominal
Flange Seat To Disk End Height: 1.035 inches nominal
Seat Angle: 52.0 degrees nominal
Material: steel corrosion resisting
Style Designator: poppet

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-283-9773	No Name Available	07/01/1999

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
155952-0001	Valve Disk
155952-001	Valve Disk
155952-1	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-00-959-9854?

The FSCG of the NSN 4820-00-959-9854 is 4820

Does the NSN 4820-00-959-9854 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-959-9854 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 4820-00-959-9854 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-959-9854 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 4820-00-959-9854 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963