Model: 68A4C583-1

Safety Relief Valve

Properties:

Thread Class

3b 2nd end

Thread Class

3b 1st end

Thread Direction

Right-hand 2nd end

Thread Direction

Right-hand 1st end

Valve Discharge Flow Rate

20.0 gallons per minute

Maximum Operating Temp

200.0 degrees fahrenheit single response

Connection Style

G4 gasket sea (boss) 2nd end

Connection Style

Gasket sea (boss) 2nd end

Connection Type

Threaded internal boss 1st end

Connection Type

Threaded internal boss 2nd end

Mounting Facility

Bulkhead

Thready Qty Per Inch (tpi)

12 1st end

Thready Qty Per Inch (tpi)

20 2nd end

Adjustable Pressure Range

+500.0/+5000.0 pounds per square inch

Maximum Operating Pressure

5000.0 pounds per square inch single response

Thread Size

1.500 inches 1st end

Thread Size

0.438 inches 2nd end

Media For Which Designed

Hydraulic fluid, petroleum base single response

Thread Series Designator

Un 1st end

Thread Series Designator

Unf 2nd end

NSN

4820-00-793-0645

Part Number

68A4C583-1

Description

Valve,safety Relief

CAGE

30003

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 68A4C583-1 NSN 4820-00-793-0645

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:

15.7000lbs

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