Model: H844

Safety Relief Valve

Special Features:

With manual override

Properties:

Thread Class

3a 1st end

Thread Direction

Right-hand 1st end

Valve Discharge Flow Rate

7.0 gallons per minute

Maximum Operating Temp

160.0 degrees fahrenheit single response

Connection Style

G50 external seat for gasket seal (boss) 1st end

Connection Style

G63 beaded (hose) 2nd end

Valve Operation Method

Automatic

Connection Type

Threaded external boss 1st end

Connection Type

Unthreaded external hose 2nd end

Maximum Operating Pressure

100.0 pounds per square inch single response

Thread Size

0.562 inches 1st end

Opening Pressure Setting

50.0 pounds per square inch

Inside Diameter Hose Accommodated

0.375 inches 2nd end

Material

Aluminum body

Media For Which Designed

Hydraulic fluid, petroleum base single response

Thread Series Designator

Unjf 1st end

NSN

4820-01-134-8371

Part Number

H844

Description

Valve,safety Relief

CAGE

06239

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 H844 NSN 4820-01-134-8371

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:

0.2000lbs

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:

77.5

WCC:

671

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