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Safety Relief Valve NSN 4820-01-347-4349

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 4820-01-347-4349 NSN: 4820-01-347-4349

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Features and Characteristics

Flow Control Device
Disk
Bolt Hole Quantity
8 all ends
End Application
Nimitz class cvn
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Valve Size
4.000 inches
Bolt Hole Diameter
0.750 inches all ends
Bolt Circle Diameter
7.500 inches all ends
Material
Stainless steel stem
FSC
4820 Nonpowered Valves
NIIN
013474349
NSN
4820013474349

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
3326527
Cage Code:
55380
Status:
A
MSDS:
Part Number:
9943-5-91SS
Cage Code:
15187
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 4820-01-347-4349
What are the manufacturers of nsn 4820013474349?
Does this nsn 4820013474349 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820013474349
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 4820013474349 contain any precious metals?
No precious metal content.
Does nsn 4820013474349 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820013474349?
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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