Model: 284-0290-004

Gaseou Pressure Equalizing Valve

Properties:

Body Material

Aluminum alloy

Outside Surface Treatment

Anodized

Body Style

Single connection, straight flow

Furnished Items

Gasket and washer and nut

Tempurature Rating

160.0 degrees fahrenheit

Media For Which Designed

Air

First End Connection Type

Threaded external tube

First End Style Designator

Plain

First End Outside Diameter Tube Accommodated

2.050 inches

First End Thread Class

First End Thread Direction

Right-hand

Flow Control Device

Disk, flat

End Connection Quantity

Opening Pressure Setting

0.3 pounds per square inch

Valve Venting Design Type

Atmospheric

Valve Relief Design Type

Pressure and vacuum

Specification Data

81349-mil-v-27166 government specification

Nondefinitive Specification/std Data

3 type and 1 class

NSN

4820-01-240-2724

Part Number

284-0290-004

Description

Valve,pressure Equalizing,gaseou

CAGE

94756

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.

Part 284-0290-004 NSN 4820-01-240-2724

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

10958

FIIG:

A07100

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

050855

UFC:

29290

LTL:

RATING VARIABLE

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 8481809050
SITC: 74780
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Other taps, cocks, valves, etc., nesoi