Model: D52UU-04 AND D1400

Safety Relief Valve

Properties:

Pipe Size Accommodated

1.000 inches all ends

Flow Control Device

Disk

Bonnet Type

Inside screw

Bonnet Attachment Method

Threaded

Disk Loading Method

Spring

Renewable Seat Ring Type

Threaded

Maximum Operating Temp

150.0 degrees fahrenheit 1st response

Maximum Operating Temp

425.0 degrees fahrenheit 2nd response

Valve Operation Method

Automatic

Connection Type

Unthreaded internal pipe all ends

Adjustable Pressure Range

+23.0/+45.0 pounds per square inch

Maximum Operating Pressure

200.0 pounds per square inch 2nd response

Maximum Operating Pressure

400.0 pounds per square inch 1st response

Material

Copper alloy body

Material

Steel comp 316 stem

Media For Which Designed

Gas, inert single response

Furnished Items And Quantity

1 lever

NSN

4820-01-275-6877

Part Number

D52UU-04 AND D1400

Description

Valve,safety Relief

CAGE

65079

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 D52UU-04 AND D1400 NSN 4820-01-275-6877

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:

13.2000lbs

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

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