4820-01-031-1109

Find complete technical information, availability, and procurement data for: 4820-01-031-1109
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-031-1109

Item Name Code

10958

Assigment Date

11/19/1976 (49 years ago)

filter screen furnished items, threaded external tube first end connection type, single connection, straight flow body style, plain first end style designator, air media for which designed

Product Characteristics

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

Body Style: single connection, straight flow
Furnished Items: filter screen
Media For Which Designed: air
First End Connection Type: threaded external tube
First End Style Designator: plain
First End Outside Diameter Tube Accommodated: 0.250 inches nominal
First End Thread Class: 2a
First End Thread Direction: right-hand
Flow Control Device: disk, bottom guided
End Connection Quantity: 1
Disk Loading Method: spring
Valve Venting Design Type: atmospheric
Valve Relief Design Type: pressure
Material: aluminum alloy 2011 body
Material: steel corrosion resisting flow control device
Material Document And Classification: qq-a-225/3, alloy 2011, t3 fed spec single material response body
Surface Treatment: anodize outside
Surface Treatment Document And Classification: mil-a-8625, type 2 mil spec single treatment response outside

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-034-1050	No Name Available	08/01/1980

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
68214-1	Gaseou Pressure Equalizing Valve
A-817V	Gaseou Pressure Equalizing Valve

FAQs

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

What is the FSCG of the NSN 4820-01-031-1109?

The FSCG of the NSN 4820-01-031-1109 is 4820

Does the NSN 4820-01-031-1109 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-031-1109 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 4820-01-031-1109 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-031-1109 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 4820-01-031-1109 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Fri, Nov 19, 1976