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Oxygen Syste Safety Relief Valve NSN 4820-00-019-9612

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 4820-00-019-9612 NSN: 4820-00-019-9612

Features and Characteristics

Thread Direction
Right-hand 1st end
Disk Loading Method
Spring
End Application
Acft, type b-52
Valve Operation Method
Automatic
Connection Type
Threaded internal boss 2nd end
Maximum Operating Pressure
430.0 pounds per square inch single response
Material
Aluminum alloy body
Media For Which Designed
Oxygen, gaseous body
Surface Treatment
Anodize
Style Designator
Angle
FSC
4820 Nonpowered Valves
NIIN
000199612
NSN
4820000199612

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
M9050-4
Cage Code:
81349
Status:
A
MSDS:
Part Number:
MIL-PRF-9050
Cage Code:
81349
Status:
A
MSDS:
Part Number:
21244-1
Cage Code:
04577
Status:
A
MSDS:
Part Number:
20C-0050-4
Cage Code:
19062
Status:
A
MSDS:
Part Number:
FR121B2
Cage Code:
99251
Status:
A
MSDS:
Part Number:
9050-4
Cage Code:
81349
Status:
A
MSDS:
Part Number:
MIL-V-9050
Cage Code:
81349
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 4820-00-019-9612
What are the manufacturers of nsn 4820000199612?
Does this nsn 4820000199612 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820000199612
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 4820000199612 contain any precious metals?
No precious metal content.
Does nsn 4820000199612 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820000199612?
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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