Model: 44303-2120

Safety Relief Valve

Properties:

Bonnet Type

Inside spring

Disk Loading Method

Spring

Valve Discharge Flow Rate

1610.0 cubic feet per minute

End Application

Valves, nonpowered

Maximum Operating Pressure

3800.0 pounds per square inch single response

Criticality Code Justification

Zzzy

Opening Pressure Setting

3300.0 pounds per square inch

Material

Plastic polychlorotrifluoroethylene seat

Material

Steel comp 316 body

Media For Which Designed

Oxygen, liquid single response

Reference Number Differentiating Characteristics

Cleaned in accordance with mil-i-52211

NSN

4820-01-350-3232

Part Number

44303-2120

Description

Valve,safety Relief

CAGE

52253

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 44303-2120 NSN 4820-01-350-3232

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

127220

UFC:

64490

LTL:

77.5

LCL:

77.5

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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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