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A615-B3170 Check Valve

4820-01-131-2742

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Official Item Classification

Name
Check Valve
Part Number
A615-B3170
(NSN) National Stock Number
4820-01-131-2742
(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
05/07/1982 (44 years ago)

round with holes all ends flange shape, 4 all ends bolt hole quantity, retaining screw renewable seat ring type, disk flow control device, automatic valve operation method

Specs & Compatibility

Flow Control Device

disk

Renewable Seat Ring Type

retaining screw

Bolt Hole Quantity

4 all ends

Valve Operation Method

automatic

Flange Shape

round with holes all ends

Connection Type

flange all ends

Mounting Position

horizontal or vertical

Valve Size

2.000 inches

Nominal Outside Diameter

4.562 inches all ends

Face To Face Distance

0.718 inches

Nominal Thickness

0.718 inches all ends

Bolt Hole Nominal Diameter

0.625 inches all ends

Bolt Circle Nominal Diameter

3.500 inches all ends

Flange Face Design

plain all ends

Material

copper alloy body

Material

steel corrosion resisting flow control device

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
A615-B3170 Check Valve
A615-C752-1 Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-131-2742?
The FSCG of the NSN 4820-01-131-2742 is 4820
Does NSN 4820-01-131-2742 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 4820-01-131-2742 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-131-2742 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 4820-01-131-2742 was assigned to the Federal Catalog?
It was assigned 44 years ago, on Fri, May 7, 1982