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Pressure Relief Safety Head NSN 4820-01-577-5419

Item Description

An item of varying shape and size consisting of a metallic body which incloses a nonreusable metallic or nonmetallic disk(s), which is designed and calibrated to burst at a given pressure. It may be used independently, or in conjunction with relief valves to relieve overpressure, and to protect relief valve(s) from corrosive conditions. Excludes valve, safety relief and plug, fusible. for items furnished with a disk, see head and disk, safety, pressure relier.

NSN 4820-01-577-5419 NSN: 4820-01-577-5419

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Features and Characteristics

End Application
Refrigeration plant, p/n 107898-002
Burst Pressure
12.0 pressure pounds per square inch gage and 15.0 pressure pounds per square inch gage
Part Name Assigned By Controlling Agency
Rupture disc
Head Material
Stainless steel
Burst Temperature
72.0 degrees fahrenheit
Special Features
2 inch enviro-seal i disc; non asbestos gasket; polytetrafluoroethylene seal
FSC
4820 Nonpowered Valves
NIIN
015775419
NSN
4820015775419

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
8128390A
Cage Code:
0Z3K2
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481909090
  • NAICS: 332911
  • SITC: 74790
  • Description: Parts of taps, cocks, valves and similar appliances, nesoi
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-577-5419
What are the manufacturers of nsn 4820015775419?
Does this nsn 4820015775419 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015775419
An item of varying shape and size consisting of a metallic body which incloses a nonreusable metallic or nonmetallic disk(s), which is designed and calibrated to burst at a given pressure. it may be used independently, or in conjunction with relief valves to relieve overpressure, and to protect relief valve(s) from corrosive conditions. excludes valve, safety relief and plug, fusible. for items furnished with a disk, see head and disk, safety, pressure relier.
Does nsn 4820015775419 contain any precious metals?
No precious metal content.
Does nsn 4820015775419 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015775419?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
28139
FIIG:
A512U0
App. Key:
Cond. Code:
1
Status:
A

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