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A-NB25221E-03-S Stop-Check Valve

4810-01-448-8708

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Official Item Classification

Name
Stop-Check Valve
Part Number
A-NB25221E-03-S
(NSN) National Stock Number
4810-01-448-8708
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4810 Powered Valves
(INC) Item Name Code
05486
(FIIG) Federal Item Identification Guide
A530B0
Date
09/12/1997 (29 years ago)

bolted bonnet attachment method, 12 all ends bolt hole quantity, strategic sealift conversion ships class end item identification, inside screw bonnet type, disk flow control device

Specs & Compatibility

Flow Control Device

disk

Bonnet Type

inside screw

Bonnet Attachment Method

bolted

Bolt Hole Quantity

12 all ends

End Item Identification

strategic sealift conversion ships class

Valve Operation Method

automatic

Flange Shape

round with holes all ends

Connection Type

flange all ends

Mounting Position

horizontal

Valve Size

6.000 inches

Nominal Outside Diameter

10.125 inches all ends

Face To Face Distance

14.750 inches

Nominal Thickness

1.188 inches all ends

Bolt Hole Nominal Diameter

0.688 inches all ends

Bolt Circle Nominal Diameter

8.875 inches all ends

Flange Face Design

plain all ends

Material

copper alloy body

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

0005486

Related Hardware Products

Part Number Description
A-NB25221E-03-S Stop-Check Valve
A-NB25221E-03-SPL-6IN. Stop-Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4810-01-448-8708?
The FSCG of the NSN 4810-01-448-8708 is 4810
Does NSN 4810-01-448-8708 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 4810-01-448-8708 contain precious materials?
Item does not contain precious metal.
Does NSN 4810-01-448-8708 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 4810-01-448-8708 was assigned to the Federal Catalog?
It was assigned 29 years ago, on Fri, Sep 12, 1997