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Safety Relief Valve NSN 4820-01-503-6952

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 4820-01-503-6952 NSN: 4820-01-503-6952

Features and Characteristics

Criticality Code Justification
Zzzy
Special Features
Equality assurance tested and certified for deep submergence systems; critical item for safety and survival of deep submergence research and rescue vehicles as differentiated by special test features
Reference Number Differentiating Characteristics
Equality assurance tested and certified for deep submergence systems; critical item for safety and survival of deep submergence research and rescue vehicles as differentiated by special test features
FSC
4820 Nonpowered Valves
NIIN
015036952
NSN
4820015036952

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
SAFETY RELIEF VALVE
Cage Code:
52253
Status:
A
MSDS:
Part Number:
SAFETY RELIEF VALVED4
Cage Code:
03950
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 4820-01-503-6952
What are the manufacturers of nsn 4820015036952?
Does this nsn 4820015036952 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015036952
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 4820015036952 contain any precious metals?
No precious metal content.
Does nsn 4820015036952 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015036952?
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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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
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