Safety Relief Valve

Model / MPN: 562A-4TB-50 | NSN: 4820-01-215-8690

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.

Product Details

NATO Stock Number

4820-01-215-8690

Sold in multiples of

DEMIL

Thread Class

3a 1st end

Thread Class

3b 2nd end

Thread Direction

Right-hand 2nd end

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Maximum Operating Temp

300.0 degrees fahrenheit single response

Connection Style

G4 gasket sea (boss) 2nd end

Connection Style

G43 external seat for gasket seal (boss) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external tube 1st end

Connection Type

Threaded internal boss 2nd end

Thready Qty Per Inch (tpi)

20 1st end

Thready Qty Per Inch (tpi)

20 2nd end

Maximum Operating Pressure

200.0 pounds per square inch single response

Thread Size

0.4375 inches 2nd end

Thread Size

0.438 inches 1st end

Seat Angle

37.0 degrees 1st end

Opening Pressure Setting

50.0 pounds per square inch

Material

Aluminum alloy 2024 body

Media For Which Designed

Water-oil-gas 3rd response

Media For Which Designed

Air 2nd response

Media For Which Designed

Oil 1st response

Style Designator

A1 straight thru

Thread Series Designator

Unf 2nd end

Thread Series Designator

Unjf 1st end

562A Series Parts

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Safety Relief Valve

Pricing and Availability

Certified Quality Assurance

562A-4TB-50 Cross Reference