Model: 5159A-4T-450

Safety Relief Valve

Properties:

Thread Direction

Right-hand 1st end

Flange Shape

Hexagon 1st end

Connection Type

Threaded external tube 1st end

Thread Size

0.250 inches 1st end

Outside Diameter

0.811 inches 1st end

Part Name Assigned By Controlling Agency

Relief valve

Material

Aluminum alloy 2024 body

Material

Rubber butadiene-acrylonitrile class nbr packing

Style Designator

Screw-in cartridge

NSN

4820-01-625-8328

Part Number

5159A-4T-450

Description

Valve,safety Relief

CAGE

91816

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 5159A-4T-450 NSN 4820-01-625-8328

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