Model: D30K-350

Safety Relief Valve

Properties:

Flow Control Device

Disk

Bonnet Type

Inside screw

Bonnet Attachment Method

Threaded

Bolt Hole Quantity

8 all ends

Maximum Operating Temp

100.0 degrees fahrenheit single response

Valve Operation Method

Automatic

Flange Shape

Round with holes all ends

Connection Type

Flange all ends

Valve Size

3.000 inches

Maximum Operating Pressure

740.0 pounds per square inch single response

Opening Pressure Setting

350.0 pounds per square inch

Outside Diameter

9.000 inches 1st end8.250 inches 2nd end

Thickness

0.938 inches 1st end1.125 inches 2nd end

First Connection Face To Centerline Distance

6.375 inches

Bolt Hole Diameter

0.750 inches 1st end0.875 inches 2nd end

Second Connection Face To Centerline Distance

6.125 inches

Bolt Circle Diameter

7.500 inches 1st end6.625 inches 2nd end

Flange Face Design

Raised straight all ends

Raised Face Height

0.062 inches all ends

Raised Face Diameter

6.188 inches 1st end5.000 inches 2nd end

Material

Steel bodysteel flow control devicesteel comp 416 stem

Media For Which Designed

Air 1st responsesteam 2nd response

NSN

4820-01-354-3526

Part Number

D30K-350

Description

Valve,safety Relief

CAGE

01343

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 D30K-350 NSN 4820-01-354-3526

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:

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