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Safety Relief Valve NSN 4820-01-032-5698

Item Description

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.

NSN 4820-01-032-5698 NSN: 4820-01-032-5698

Features and Characteristics

Flow Control Device
Poppet
Disk Loading Method
Spring
Valve Discharge Flow Rate
20.0 cubic feet per minute
Maximum Operating Temp
165.0 degrees fahrenheit single response
Valve Operation Method
Automatic
Flange Shape
Round all ends
Connection Type
Flange all ends
Valve Size
0.250 inches
Maximum Operating Pressure
400.0 pounds per square inch single response
Opening Pressure Setting
270.0 pounds per square inch
Outside Diameter
1.750 inches all ends
Thickness
0.320 inches all ends
First Connection Face To Centerline Distance
1.405 inches
Second Connection Face To Centerline Distance
1.500 inches
Flange Face Design
Recessed with gasket groove all ends
Recess Diameter
1.060 inches all ends
Recess Depth
0.115 inches all ends
Material
Steel comp 304l
Material Specification
Fed standard 66, aisi 304l/sae 30304l federal standard single material response
Media For Which Designed
Air single response
Surface Treatment
Passivate
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
010325698
NSN
4820010325698

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
P87-344
Cage Code:
91816
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481400000
  • NAICS: 332911
  • SITC: 74740
  • Description: Safety or relief valves
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-032-5698
What are the manufacturers of nsn 4820010325698?
Does this nsn 4820010325698 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820010325698
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.
Does nsn 4820010325698 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820010325698 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820010325698?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
App. Key:
AP
Cond. Code:
1
Status:
A

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  •   Quality Inspected Parts
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