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4820-01-477-4235

Stop-Check Valve

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Official Item Classification

Name
Stop-Check Valve
(NSN) National Stock Number
4820-01-477-4235
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05486
(FIIG) Federal Item Identification Guide
A530B0
Date
08/08/2000 (26 years ago)

425.0 fahrenheit single response maximum operating temp, bolted bonnet attachment method, disk flow control device, cvn 68,uss nimitz end item identification, outside screw-yoke bonnet type

Specs & Compatibility

Flow Control Device

disk

Bonnet Type

outside screw-yoke

Bonnet Attachment Method

bolted

Maximum Operating Temp

425.0 fahrenheit single response

End Item Identification

cvn 68,uss nimitz

Valve Operation Method

manual

Flange Shape

round all ends

Connection Type

flange all ends

Mounting Position

vertical

Valve Size

8.500 inches

Maximum Operating Pressure

100.0 pounds per square inch single response

Nominal Outside Diameter

12.375 inches all ends

Nominal Thickness

1.5313 inches all ends

First Connection Face To Centerline Distance

12.375 inches

Second Connection Face To Centerline Distance

12.375 inches

Flange Face Design

plain all ends

Material

copper alloy body

Media For Which Designed

water-oil-gas 2nd response

Media For Which Designed

water, salt 1st response

Style Designator

angle 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

0005486

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N-54793 8IN ANG Stop-Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-477-4235?
The FSCG of the NSN 4820-01-477-4235 is 4820
Does the NSN 4820-01-477-4235 have a Schedule B code assigned?
Yes, the Schedule B code is 8481301010
Does NSN 4820-01-477-4235 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 4820-01-477-4235 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-477-4235 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 4820-01-477-4235 was assigned to the Federal Catalog?
It was assigned 26 years ago, on Tue, Aug 8, 2000