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Safety Relief Valve NSN 4820-01-220-7055

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 4820-01-220-7055 NSN: 4820-01-220-7055

Features and Characteristics

Thread Direction
Right-hand all ends
Flow Control Device
Ball
Connection Style
Plain (pipe) all ends
Connection Type
Threaded external boss all ends
Maximum Operating Pressure
100.0 pounds per square inch single response
Thread Size
0.375 inches all ends
Criticality Code Justification
Zzzy
Material
Steel flow control device
Media For Which Designed
Air single response
Style Designator
Straight thru
Thread Series Designator
Npt all ends
Reference Number Differentiating Characteristics
Material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications
FSC
4820 Nonpowered Valves
NIIN
012207055
NSN
4820012207055

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
BULLETIN 105,FIGURE 100
Cage Code:
75336
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 4820-01-220-7055
What are the manufacturers of nsn 4820012207055?
Does this nsn 4820012207055 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820012207055
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 4820012207055 contain any precious metals?
No precious metal content.
Does nsn 4820012207055 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820012207055?
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
  •   Quality Fast Service
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