519-1742

Safety Relief Valve

NSN 4820-00-788-0417

DEMIL

Shelf Life

UOM

NIIN

Demil:

Shelf Life:

N/A

UOM:

1 EA

NIIN:

007880417

Product Features

Tapped minus 2 thds in relief port

Product Technical Spec.

Thread Class:

3b all ends

Thread Direction:

Right-hand all ends

Offset Distance:

0.250 inches

Flow Control Device:

Piston

Disk Loading Method:

Spring

Renewable Seat Ring Type:

Pressed-in

Connection Style:

G4 gasket sea (boss) all ends

Connection Style:

Gasket sea (boss) all ends

Valve Operation Method:

Automatic

Connection Type:

Threaded internal boss all ends

Features Provided:

Pressure tight outlet side and valve stem lock shield

Thread Size:

0.437 inches all ends

Center To Center Distance:

0.313 inches

Outside Diameter Tube Accommodated:

0.250 inches all ends

Material:

Aluminum alloy body

Material:

Plastic flow control device

Style Designator:

Tee w/offset

Thread Series Designator:

Unf all ends

NSN:

4820-00-788-0417

Item Name:

Lock Valve Assembly

Cage Code:

65459

Cross Referenced Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

B20C30

Cage Code:

72914

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

P309N

Cage Code:

64560

RNCC:

RNVC:

RNAAC:

Status:

MSDS:

SADC:

Part Number:

P309N60PSI

Cage Code:

64560

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:

0.4000lbs

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

Submit this form for current pricing and availability quote on part number 519-1742 and/or cross reference parts.

Definition Definition of approved item name (AIN): "Lock Valve Assembly"

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.