Model: 8267R-811

Safety Relief Valve

Properties:

Pipe Size Accommodated

0.750 inches 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Bonnet Type

Inside spring

Bonnet Attachment Method

Integral

Disk Loading Method

Spring

Valve Operation Method

Automatic

Connection Type

Threaded internal pipe 1st end

Mounting Facility

Threaded fastener

Features Provided

Pressure tight outlet side

Thready Qty Per Inch (tpi)

14 1st end

Adjustable Pressure Range

+400.0/+3000.0 pounds per square inch

Adjustable Pressure Range

+400.0 to 3000.0 pounds per square inch

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.750 inches 1st end

Opening Pressure Setting

1000.0 pounds per square inch

Material

Iron cast body

Thread Series Designator

Nptf 1st end

NSN

4820-00-167-5260

Part Number

8267R-811

Description

Valve,safety Relief

CAGE

02708

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 8267R-811 NSN 4820-00-167-5260

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

60.0

WCC:

594

TCC:

SHC:

ACC:

Equipment for Aircraft

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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