Model: D-559-T-16D-7

Safety Relief Valve

Special Features:

D in part number denotes deflector cap; threads iaw male tube as4395, ms33656 with cone point removed

Properties:

Maximum Operating Temp

250.0 degrees fahrenheit single response

Minimum Operating Temp

-40.0 degrees fahrenheit

End Application

Overhaul/availability cvn-70

Connection Style

G46b plain (pipe) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external pipe all ends

Opening Pressure Setting

7.0 pounds per square inch

Part Name Assigned By Controlling Agency

Relief valve

Material

Rubber butadiene-acrylonitrile class nbr seat

Material

Steel comp 303 body

NSN

4820-01-576-7949

Part Number

D-559-T-16D-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 D-559-T-16D-7 NSN 4820-01-576-7949

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:

127220

UFC:

64490

LTL:

77.5

LCL:

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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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