Model: 559A-6D-7

Safety Relief Valve

Properties:

Thread Class

3a all ends

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Maximum Operating Temp

280.0 degrees fahrenheit single response

Connection Style

G46a plain (tube) all ends

Valve Operation Method

Automatic

Connection Type

Threaded external tube 1st end

Maximum Operating Pressure

200.0 pounds per square inch single response

Thread Size

0.562 inches 1st end

Opening Pressure Setting

7.0 pounds per square inch

Material

Aluminum alloy 2024

Material Specification

Qq-a-225/6, t4 federal specification single material response

Media For Which Designed

Air 1st responseacetylene 2nd responseammonia, gaseous 3rd responsefuel/oil, hydrocarbon 4th responsehelium 5th response

Thread Series Designator

Unjf all ends

NSN

4820-01-135-7562

Part Number

559A-6D-7

Description

Valve,safety Relief

CAGE

91816

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 559A-6D-7 NSN 4820-01-135-7562

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:

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:

671

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