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Oxygen Syste Safety Relief Valve NSN 4820-01-339-9094

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 or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It is specifically designed and/or cleaned for oxygen systems. See valve, safety relief.

NSN 4820-01-339-9094 NSN: 4820-01-339-9094

Features and Characteristics

Maximum Operating Temp
131.0 degrees fahrenheit single response
End Application
4920-01-211-2815 regulator test set, av-8a/c acft
Maximum Operating Pressure
10.0 pounds per square inch single response
Thread Size
0.125 inches 1st end
Criticality Code Justification
Matt
Special Features
To be cleaned for oxygen use; width 0.500 in, length 0.980; valve reseals at 8.3 per sq in ; altered item
Material
Rubber silicone class q packing
Style Designator
Err-090
FSC
4820 Nonpowered Valves
NIIN
013399094
NSN
4820013399094

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1780AS119-1
Cage Code:
30003
Status:
A
MSDS:
Part Number:
524B-1M-10 02 CLEAN
Cage Code:
91816
Status:
A
MSDS:
Part Number:
524B-1M-10 02 CLEANING
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 4820-01-339-9094
What are the manufacturers of nsn 4820013399094?
Does this nsn 4820013399094 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820013399094
A valve designed to automatically release excessive pressures. it is actuated by static pressure upstream of the valve and is used as a safety or relief valve, and may be set to close at a predetermined pressure. it is not designed for regulation of continuously fluctuating loads. it is specifically designed and/or cleaned for oxygen systems. see valve, safety relief.
Does nsn 4820013399094 contain any precious metals?
No precious metal content.
Does nsn 4820013399094 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820013399094?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
37941
FIIG:
A046B0
App. Key:
AP
Cond. Code:
2
Status:
A

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  •   Certificate of Conformance
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