Model: 20231

Safety Relief Valve

Properties:

Pipe Size Accommodated

0.500 inches all ends

Flow Control Device

Disk

Disk Loading Method

Spring

Valve Discharge Flow Rate

470.0 cubic feet per minute

Maximum Operating Temp

165.0 degrees fahrenheit single response

End Application

Air compressors, high pressure

Valve Operation Method

Automatic

Connection Type

Unthreaded internal pipe all ends

Adjustable Pressure Range

+4001.0/+5200.0 pounds per square inch

Maximum Operating Pressure

5000.0 pounds per square inch single response

Material

Stainless steel

Media For Which Designed

Air single response

Furnished Items And Quantity

2 nut and 2 tailpiece and 2 sight gage

NSN

4820-01-139-3319

Part Number

20231

Description

Valve,safety Relief

CAGE

15187

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 20231 NSN 4820-01-139-3319

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:

3.8000lbs

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:

127220

UFC:

64490

LTL:

77.5

LCL:

WCC:

594

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