Model: R144-71

Vacuum Breaking Valve

Properties:

Body Material

Bronze

Body Style

Single connection, straight flow

Media For Which Designed

Air

First End Connection Type

Threaded external pipe

First End Style Designator

Plain

First End Pipe Size Accommodated

0.500 inches

First End Thread Direction

Right-hand

Seat Material

Bronze

Flow Control Device

Any acceptable

Flow Control Device Material

Any acceptable

End Connection Quantity

Tempurature Adjustability

Not adjustable

Absolute Pressure Range

+2.0/+7.0

NSN

4820-00-288-6953

Part Number

R144-71

Description

Valve,vacuum Breaking

CAGE

63857

An item designed to automatically relieve vacuum, by the intake of air, when the internal pressure falls below atmospheric pressure. See also valve, vacuum regulating.

Part R144-71 NSN 4820-00-288-6953

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

08101

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