Model: PL4149 C3277 1/2IN 20T35PSI

Safety Relief Valve

Properties:

Flow Control Device

Disk

Bonnet Type

Inside spring

Bonnet Attachment Method

Union

Disk Loading Method

Spring

Maximum Operating Temp

180.0 degrees fahrenheit single response

Valve Operation Method

Manual

Connection Type

Unthreaded internal tube all ends

Maximum Operating Pressure

300.0 pounds per square inch single response

Opening Pressure Setting

35.0 pounds per square inch

Outside Diameter Tube Accommodated

0.500 inches all ends

Material

Copper alloy bodyrubber butadiene-acrylonitrile class nbr seat

Media For Which Designed

Water, salt single response

Furnished Items And Quantity

1 lever and 2 nut and 2 tailpiece

NSN

4820-01-141-1427

Part Number

PL4149 C3277 1/2IN 20T35PSI

Description

Valve,safety Relief

CAGE

35795

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 PL4149 C3277 1/2IN 20T35PSI NSN 4820-01-141-1427

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:

8.8000lbs

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:

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