Safety Relief Valve

Model / MPN: 1384 1 1-4IN | NSN: 4820-01-196-7146

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

4820-01-196-7146

Sold in multiples of

1 EA

DEMIL

Flow Control Device

Disk

Bonnet Type

Inside screw

Bonnet Attachment Method

Union

Valve Discharge Flow Rate

98.0 gallons per minute

Renewable Seat Ring Type

Bolted

Bolt Hole Quantity

4 all ends

Valve Operation Method

Automatic

Flange Shape

Round with holes all ends

Connection Type

Flange all ends

Valve Size

1.250 inches

Maximum Operating Pressure

300.0 pounds per square inch single response

Opening Pressure Setting

300.0 pounds per square inch

Outside Diameter

4.625 inches all ends

Thickness

0.406 inches all ends

First Connection Face To Centerline Distance

4.750 inches

Bolt Hole Diameter

0.625 inches all ends

Second Connection Face To Centerline Distance

4.750 inches

Bolt Circle Diameter

3.500 inches all ends

Flange Face Design

Plain all ends

Material

Copper alloy bodyrubber butadiene-acrylonitrile class nbr flow control devicerubber butadiene-acrylonitrile class nbr seatnickel alloy stem

Media For Which Designed

Water, salt single response

1384 1 1 Series Parts

Pricing and Availability

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1384 1 1-4IN Cross Reference

1384 1 1/4IN30T
YB2385F624
C3457 1 1/4IN30T50PSI
C3457
1385-1-1/4IN