Model: 20187

Safety Relief Valve

Special Features:

Valve sz 0.750 in.

Properties:

Thread Class

2a all ends

Thread Direction

Right-hand all ends

Flow Control Device

Disk

Bonnet Type

Inside spring

Bonnet Attachment Method

Union

Disk Loading Method

Spring

Maximum Operating Temp

150.0 degrees fahrenheit single response

End Application

Avenger class mcm

Valve Operation Method

Automatic

Connection Type

Threaded external tube all ends

Thready Qty Per Inch (tpi)

11 all ends

Adjustable Pressure Range

+28.0/+36.0 pounds per square inch

Maximum Operating Pressure

400.0 pounds per square inch single response

Thread Size

2.188 inches all ends

Seat Angle

45.0 degrees all ends

Material

Copper alloy body

Material

Stainless steel flow control device

Material Specification

Qq-c-390, alloy, d4/d/ federal specification single material response body

Thread Series Designator

Uns all ends

Furnished Items And Quantity

1 lever

NSN

4820-01-107-4662

Part Number

20187

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 20187 NSN 4820-01-107-4662

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:

12.0000lbs

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