Safety Relief Valve

Model / MPN: 28112 | NSN: 4820-00-516-3560

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

4820-00-516-3560

Sold in multiples of

1 EA

DEMIL

Pipe Size Accommodated

0.750 inches 1st end

Thread Class

3b 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Bonnet Type

Inside screw

Bonnet Attachment Method

Integral

Disk Loading Method

Spring

Valve Discharge Flow Rate

16.0 gallons per minute

Maximum Operating Temp

160.0 degrees fahrenheit single response

Connection Style

G4 gasket sea (boss) 1st end

Connection Style

Gasket sea (boss) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded internal boss 1st end

Mounting Facility

Threaded fastener

Thready Qty Per Inch (tpi)

12 1st end

Adjustable Pressure Range

+1000.0/+2300.0 pounds per square inch

Maximum Operating Pressure

2300.0 pounds per square inch single response

Thread Size

1.062 inches 1st end

Seat Angle

45.0 degrees 1st end

Material

Aluminum alloy body

Material

Stainless steel seat

Material

Stainless steel stem

Media For Which Designed

Hydraulic fluid, phosphate-ester base single response

Style Designator

Angle w/offset

Thread Series Designator

Un 1st end

28112 Series Parts

Pricing and Availability

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28112 Cross Reference

AA12-07
AA12-10A
AA12-07
AA12-10A