53-720058-1

Safety Relief Valve

NSN 4820-00-001-9968

DEMIL

Shelf Life

UOM

NIIN

Demil:

DEMIL/MLI

Shelf Life:

N/A

UOM:

1 EA

NIIN:

000019968

Product Features

Ymanufacturers suggested name is valve-absolute pressure reducer and relief; ambient temp -65 to +275 degrees feh; fluid -65 to +400 degrees feh; operating pressure 290 psia; proof 580 psia min; burst 1160 psia min; 2 ports, inlet and outlet

Technical Specifications of NSN

End Application:

F-4e/rf-4c aircraft

Valve Operation Method:

Automatic

Criticality Code Justification:

Agav

Material:

Aluminum alloy 356.0 body

Material:

Steel comp 440c flow control device

Material:

Steel comp 440c seat

NSN:

4820-00-001-9968

Item Name:

Multi-float Switch

Cage Code:

76301

Other Related Parts

Part Number

Cage

RNCC

RNVC

RNAAC

Status

MSDS

SADC

Part Number:

MC11505-1

Cage Code:

76050

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

127220

UFC:

64490

LTL:

77.5

LCL:

77.5

WCC:

593

TCC:

SHC:

ACC:

Trailers/Vehicles

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Multi-float Switch"

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.