Model: P4-309-3.5-3.5SB

Gaseou Pressure Equalizing Valve

Properties:

Body Material

Aluminum alloy

Maximum Operating Pressure

2.0 pounds per square inch

Outside Surface Treatment

Any acceptable

Body Style

Single connection, straight flow

Media For Which Designed

Air

First End Connection Type

Threaded external tube

First End Style Designator

Gasket seal

First End Outside Diameter Tube Accommodated

0.875 inches

First End Thread Class

First End Thread Direction

Right-hand

Second End Relationship With First End

Identical

First End Seat Angle In Deg

37.5

Flow Control Device

Disk, flat

End Connection Quantity

Disk Loading Method

Spring

Valve Venting Design Type

Atmospheric

Valve Relief Design Type

Pressure and vacuum

NSN

4820-00-984-6507

Part Number

P4-309-3.5-3.5SB

Description

Valve,pressure Equalizing,gaseou

CAGE

91816

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 P4-309-3.5-3.5SB NSN 4820-00-984-6507

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

127220

UFC:

64490

LTL:

77.5

LCL:

WCC:

594

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