Gaseou Pressure Equalizing Valve NSN 4820-01-230-6578

Item Description

A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude valve, vacuum breaking.

NSN: 4820-01-230-6578

Stock Availability

NSN 4820012306578 availability
(as of 01/03/2023).

NS: 10
NE: 12
OH: 1
SV: 1

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

Body Material

Steel, corrosion resisting

Maximum Operating Pressure

15.0 pounds per square inch

Body Style

Single connection, straight flow

Tempurature Rating

160.0 degrees fahrenheit

Media For Which Designed

Hydrocarbon fuels and oils

First End Connection Type

Threaded external tube

First End Style Designator

Plain

First End Outside Diameter Tube Accommodated

0.625 inches

First End Thread Size And Series/type Designator

0.875 unef

First End Thread Class

First End Thread Direction

Right-hand

Flow Control Device

Disk, circular

End Connection Quantity

Valve Venting Design Type

Atmospheric

Valve Relief Design Type

Pressure and vacuum

Absolute Pressure Setting

2.0

Specification Data

81349-mil-v-27166 government specification

Nondefinitive Specification/std Data

3 type and 1 class

FSC

4820 Nonpowered Valves

NIIN

012306578

NSN

4820012306578

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

MIL-V-27166C

Cage Code:

81349

Status:

MSDS:

Part Number:

MIL-V-27166

Cage Code:

81349

Status:

MSDS:

Part Number:

CV39-8

Cage Code:

91816

Status:

MSDS:

Part Number:

675035

Cage Code:

94117

Status:

MSDS:

Part Number:

675035P1

Cage Code:

94117

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8481809050
NAICS: 332911
SITC: 74780
Description: Other taps, cocks, valves, etc., nesoi
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-230-6578

What are the manufacturers of nsn 4820012306578?

Does this nsn 4820012306578 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820012306578
A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. it is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. the center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. it may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. exclude valve, vacuum breaking.

Does nsn 4820012306578 contain any precious metals?
No precious metal content.

Does nsn 4820012306578 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820012306578?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

10958

FIIG:

A07100

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service