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4820-01-323-7136

Butterfly Valve

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Official Item Classification

Name
Butterfly Valve
(NSN) National Stock Number
4820-01-323-7136
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05489
(FIIG) Federal Item Identification Guide
A046B0
Date
08/05/1990 (36 years ago)

8 all ends bolt hole quantity, 180.0 fahrenheit single response maximum operating temp, round with holes all ends flange shape, flange all ends connection type, manual valve operation method

Specs & Compatibility

Bolt Hole Quantity

8 all ends

Maximum Operating Temp

180.0 fahrenheit single response

Valve Operation Method

manual

Flange Shape

round with holes all ends

Connection Type

flange all ends

Mounting Facility

lug

Valve Size

4.000 inches

Maximum Operating Pressure

200.0 pounds per square inch single response

Nominal Outside Diameter

7.500 inches all ends

Face To Face Distance

4.260 inches

Nominal Thickness

2.000 inches all ends

Bolt Hole Nominal Diameter

0.250 inches all ends

Bolt Circle Nominal Diameter

1.810 inches all ends

Flange Face Design

plain all ends

Material

iron cast uns f32800 bodycopper alloy 954 flow control devicecopper alloy 953 seatsteel comp 316 stem

Material Document And Classification

aisi 316 assn std single material response stem

Material Document And Classification

astm a395 alloy 60-40-18 assn std single material response body

Material Document And Classification

astm b148 alloy 9b assn std single material response seat

Material Document And Classification

astm b148 alloy 9c assn std single material response 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

0005489

Related Hardware Products

Part Number Description
4M3011-423A-1J Butterfly Valve
M3011-423A 4.0 IN Butterfly Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-323-7136?
The FSCG of the NSN 4820-01-323-7136 is 4820
Does the NSN 4820-01-323-7136 have a Schedule B code assigned?
Yes, the Schedule B code is 8481803030
Does NSN 4820-01-323-7136 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 4820-01-323-7136 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-323-7136 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 4820-01-323-7136 was assigned to the Federal Catalog?
It was assigned 36 years ago, on Sun, Aug 5, 1990