4820-00-009-0358

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Check Valve

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Official Item Classification

Name: Check Valve
(NSN) National Stock Number: 4820-00-009-0358
(FSG) Federal Supply Group: 48 Valves
(FSC) Federal Supply Classification: 4820 Nonpowered Valves
(INC) Item Name Code: 05487
(FIIG) Federal Item Identification Guide: A530B0
Date: 07/28/1972 (54 years ago)

spring disk loading method, 3a 1st end thread class, right-hand 1st end thread direction, poppet flow control device, flared (tube) 1st end connection style

Specs & Compatibility

Thread Class

3a 1st end

Thread Direction

right-hand 1st end

Flow Control Device

poppet

Disk Loading Method

spring

Connection Style

flared (tube) 1st end

Valve Operation Method

automatic

Connection Type

threaded external tube 1st end

Mounting Position

horizontal or vertical

Nominal Thread Size

0.438 inches 1st end

Seat Angle

37.0 degrees 1st end

Nominal Outside Diameter Tube Accommodated

0.250 inches 1st end

Material

aluminum body

Material

aluminum flow control device

Material

aluminum seat

Style Designator

straight thru

Thread Series Designator

unf 1st end

Regulatory Compliance

Precious Metals Indicator

Item does not contain precious metal.

Criticality Code

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0005487

Related Hardware Products

Part Number	Description
4C2218	Check Valve
A51H9206-1	Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-00-009-0358?

The FSCG of the NSN 4820-00-009-0358 is 4820

Does the NSN 4820-00-009-0358 have a Schedule B code assigned?

Yes, the Schedule B code is 8481309000

Does NSN 4820-00-009-0358 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 4820-00-009-0358 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-009-0358 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 4820-00-009-0358 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Fri, Jul 28, 1972