Model: 20282G51M

Safety Relief Valve

Special Features:

Valve size 1 in.

Properties:

Pipe Size Accommodated

1.000 inches all ends

Flow Control Device

Disk

Disk Loading Method

Spring

Valve Discharge Flow Rate

176.0 cubic feet per minute

Maximum Operating Temp

60.0 degrees fahrenheit single response

Valve Operation Method

Automatic

Connection Type

Unthreaded internal pipe all ends

Features Provided

Pressure tight outlet side

Adjustable Pressure Range

+25.0/+42.0 pounds per square inch

Maximum Operating Pressure

400.0 pounds per square inch single response

Material

Steel comp 303 or copper alloy or copper alloy 922 or copper alloy

Material Specification

66 federal standard 1st material response or astm b148 assn standard 2nd material response or qq-c-390, alloy d4/d/ federal specification 3rd material response

Media For Which Designed

Air single response

Style Designator

Angle

NSN

4820-00-300-6772

Part Number

20282G51M

Description

Valve,safety Relief

CAGE

01343

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 20282G51M NSN 4820-00-300-6772

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:

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