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Safety Relief Valve NSN 4820-01-399-5689

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 4820-01-399-5689 NSN: 4820-01-399-5689

Features and Characteristics

Thread Class
3a all ends
Thread Direction
Right-hand all ends
Valve Discharge Flow Rate
150.0 liters per minute
Maximum Operating Temp
135.0 degrees celsius single response
Minimum Operating Temp
-40.0 degrees celsius
Connection Style
G50 external seat for gasket seal (boss) all ends
Valve Operation Method
Automatic
Connection Type
Threaded cartridge all ends
Thready Qty Per Inch (tpi)
12 all ends
Adjustable Pressure Range
+7.0/+10.0 bar
Thread Size
2.250 inches all ends
Material
Stainless steel body
Style Designator
Err-090
Thread Series Designator
Un all ends
FSC
4820 Nonpowered Valves
NIIN
013995689
NSN
4820013995689

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
M24694/1-E-IN
Cage Code:
81349
Status:
A
MSDS:
Part Number:
211082011
Cage Code:
53711
Status:
A
MSDS:
Part Number:
801-6405539-FN-32-2
Cage Code:
53711
Status:
A
MSDS:
Part Number:
801-6405539-FN-27-2
Cage Code:
53711
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 4820-01-399-5689
What are the manufacturers of nsn 4820013995689?
Does this nsn 4820013995689 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820013995689
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 4820013995689 contain any precious metals?
No precious metal content.
Does nsn 4820013995689 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820013995689?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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