1254-H-L

Safety Relief Valve

NSN 4820-00-287-5653

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

002875653

Detail Specifications

Thread Direction:

Right-hand all ends

Flow Control Device:

Poppet

Bonnet Type:

Inside spring

Bonnet Attachment Method:

Threaded

Disk Loading Method:

Spring

Valve Discharge Flow Rate:

1750.0 cubic feet per minute

Renewable Seat Ring Type:

Threaded

Maximum Operating Temp:

300.0 degrees fahrenheit single response

Connection Style:

G9 plain, optional en (pipe) all ends

Connection Style:

Plain, optional en (pipe) all ends

Valve Operation Method:

Automatic or manual

Connection Type:

Threaded internal pipe all ends

Maximum Operating Pressure:

6500.0 pounds per square inch single response

Thread Size:

0.750 inches all ends

Opening Pressure Setting:

3200.0 pounds per square inch

Material:

Copper alloy body

Material:

Stainless steel flow control device

Material:

Stainless steel seat

Material:

Stainless steel stem

Media For Which Designed:

Air 1st response

Media For Which Designed:

Gas, inert 2nd response

Style Designator:

Angle

Thread Series Designator:

Npt all ends

NSN:

4820-00-287-5653

Item Name:

Valve,safety Relief,transducer

Cage Code:

1MEG0

Manufacturer Part Numbers

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

189P3-4IN

Cage Code:

01343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

75012B005-A

Cage Code:

1MEG0

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

357HL

Cage Code:

1MEG0

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

264-3/4

Cage Code:

01343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

109PS799

Cage Code:

88686

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

53P3-41N

Cage Code:

01343

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

109PS799

Cage Code:

11976

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Identification

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05488

FIIG:

A046B0

Concept No.:

App. Key:

Cond. Code:

Status:

Part Materials

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:

8.0000lbs

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:

127220

UFC:

64490

LTL:

77.5

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Transducer Safety Relief Valve"

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.