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4820-01-285-9552

Check Valve

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Official Item Classification

Name
Check Valve
(NSN) National Stock Number
4820-01-285-9552
(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
09/23/1988 (38 years ago)

automatic valve operation method, disk flow control device, round all ends flange shape, horizontal mounting position, flange all ends connection type

Specs & Compatibility

Flow Control Device

disk

Valve Operation Method

automatic

Flange Shape

round all ends

Connection Type

flange all ends

Mounting Position

horizontal

Valve Size

4.000 inches

Maximum Operating Pressure

175.0 pounds per square inch single response

Nominal Outside Diameter

9.000 inches all ends

Face To Face Distance

13.000 inches

Nominal Thickness

0.938 inches all ends

Flange Face Design

plain all ends

Special Features

swing check type

Material

copper alloy flow control device

Material

iron body

Material Document And Classification

astmfea000 assn std single material response body

Media For Which Designed

water, fresh single response

Style Designator

straight thru flanged ends

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

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

Hazardous Metals Indicator
N

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
375 4.00IN Check Valve
K-674-M Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-285-9552?
The FSCG of the NSN 4820-01-285-9552 is 4820
Does the NSN 4820-01-285-9552 have a Schedule B code assigned?
Yes, the Schedule B code is 8481302010
Does NSN 4820-01-285-9552 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 4820-01-285-9552 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-285-9552 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 4820-01-285-9552 was assigned to the Federal Catalog?
It was assigned 38 years ago, on Fri, Sep 23, 1988