Model: 1856991

Safety Relief Valve

Properties:

Thread Class

2a 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Ball

End Application

4730-01-105-1306 manifold hydraulic fluid stabilizer assembly onboard 270 ft wmec coast guard vessels

Connection Style

G9 plain, optional en (pipe) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded cartridge 1st end

Adjustable Pressure Range

+1250.0/+5000.0 pounds per square inch

Thread Size

1.312 inches 1st end

Material

Steel

Thread Series Designator

Unf 1st end

NSN

4820-01-103-9020

Part Number

1856991

Description

Valve,safety Relief

CAGE

03956

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 1856991 NSN 4820-01-103-9020

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:

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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