Model: 59303-0

Safety Relief Valve

Special Features:

Cartridge type, per source control drawing, operation pressure ranges from 1000 to 4000 +50 psi

Properties:

Flow Control Device

Disk

Disk Loading Method

Spring

Valve Operation Method

Automatic

Maximum Operating Pressure

4000.0 pounds per square inch single response

Material

Aluminum alloy body

NSN

4820-00-781-9630

Part Number

59303-0

Description

Valve,safety Relief

CAGE

8Z296

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.

Part 59303-0 NSN 4820-00-781-9630

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05488

FIIG:

A046B0

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:

0.5000lbs

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:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

End Items End applications NSN 4820-00-781-9630 is a component of

Lamps Mk Iii Helicopter Landing System
Ticonderoga Class Cg (47)
Spruance Class Dd (963)
Arleigh Burke Class Ddg
Oliver Perry Class Ffg
Emory S. Land Class As
Fms - Newport Class Lst
An/srn-25(v) Navigation Radio Set
Aircraft Arresting System (aas)
155mm (19m Apr83) (m198) Towed Medium Howitzer
011378283
Aircraft Arresting Barrier Absorber
010811492
Aircraft Arresting Barrier Absorber
014791736
Manifold Valve Assembly

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Schedule B and Export

Schedule B: 8481400000
SITC: 74740
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Safety or relief valves