Model: MIL-V-8566

Safety Relief Valve

Properties:

Thread Class

3b all ends

Thread Direction

Right-hand all ends

Flow Control Device

Poppet

Disk Loading Method

Spring

Valve Discharge Flow Rate

7.5 gallons per minute

Maximum Operating Temp

160.0 degrees fahrenheit single response

Connection Style

G4 gasket sea (boss) all ends

Valve Operation Method

Automatic

Connection Type

Threaded internal boss all ends

Features Provided

Valve stem lock shield and pressure tight outlet side

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.437 inches all ends

Opening Pressure Setting

3000.0 pounds per square inch

Outside Diameter Tube Accommodated

0.250 inches all ends

Material

Iron cast

Media For Which Designed

Fuel/oil, hydrocarbon single response

Thread Series Designator

Unf all ends

NSN

4820-00-846-3242

Part Number

MIL-V-8566

Description

Valve,safety Relief

CAGE

81349

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 MIL-V-8566 NSN 4820-00-846-3242

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:

0.6000lbs

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:

576

TCC:

SHC:

ACC:

Construction Materials

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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