Model: D50342-1

Pressure And Temper Relief Valve

Properties:

Body Material

Steel, corrosion resisting

Body Style

Angle give "adqm" and "adqn" only if flanged one or two ends

First End Connection Type

Raised face flange

First Connection Face To Centerline Distance

4.125 inches

Second Connection Face To Centerline Distance

4.500 inches

Flow Control Device

Disk, circular

End Connection Quantity

Criticality Code Justification

Zzzy

Reference Number Differentiating Characteristics

Magnetic permeability shall not exceed 2.0 after fabrication

NSN

4820-01-349-1909

Part Number

D50342-1

Description

Valve,relief,pressure And Temper

CAGE

34889

A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.

Part D50342-1 NSN 4820-01-349-1909

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16996

FIIG:

A07100

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