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Safety Relief Valve NSN 4820-00-499-4312

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 4820-00-499-4312 NSN: 4820-00-499-4312

Features and Characteristics

Flow Control Device
Poppet
Disk Loading Method
Spring
Connection Style
External seat for gasket seal (boss) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external boss 1st end
Style Designator
Straight through w/baffle
FSC
4820 Nonpowered Valves
NIIN
004994312
NSN
4820004994312

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2578513-003A
Cage Code:
06848
Status:
A
MSDS:
Part Number:
2578513-001A
Cage Code:
55284
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 4820-00-499-4312
What are the manufacturers of nsn 4820004994312?
Does this nsn 4820004994312 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820004994312
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 4820004994312 contain any precious metals?
No precious metal content.
Does nsn 4820004994312 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820004994312?
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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