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Worldwide distributor of NSN parts and consumables located in the USA.

Safety Relief Valve

Model / MPN: 1384 1 1/4IN90T | NSN: 4820-01-240-8335
ITAR Registered seal

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
4820-01-240-8335
Sold in multiples of
1 EA
DEMIL
NO
Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Bolt Hole Quantity
6 all ends
Maximum Operating Temp
180.0 degrees fahrenheit single response
Valve Operation Method
Automatic or manual
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Valve Size
2.000 inches
Adjustable Pressure Range
+90.0/+140.0 pounds per square inch
Maximum Operating Pressure
300.0 pounds per square inch single response
Outside Diameter
5.562 inches all ends
Thickness
0.438 inches all ends
First Connection Face To Centerline Distance
4.125 inches
Bolt Hole Diameter
0.562 inches all ends
Second Connection Face To Centerline Distance
4.125 inches
Bolt Circle Diameter
4.438 inches all ends
Flange Face Design
Plain all ends
Material
Copper alloy body
Material
Rubber butadiene-acrylonitrile class nbr flow control device
Material Specification
Astm b61 assn standard single material response body
Media For Which Designed
Water, salt single response
Furnished Items And Quantity
1 lever
Solicitations
Solicitation Description Qty UOM Close Date
SPE7MC17TD572 Valve, Safety Relief 1 EA 03/20/2017

Pricing and Availability

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1384 1 1/4IN90T Cross Reference
  • 1384 2IN 90T140
  • 2385H227
  • C3459 1 1/4IN90T140PSI
  • 1384 2IN 90T140PSI PL4136
  • C3459
  • C3659-PL4136-90T140PSI