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Safety Relief Valve NSN 4820-00-475-5617

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 4820-00-475-5617 NSN: 4820-00-475-5617

Features and Characteristics

Flow Control Device
Disk
Bonnet Type
Inside spring
Bonnet Attachment Method
Union
Disk Loading Method
Spring
Bolt Hole Quantity
4 all ends
Valve Operation Method
Automatic
Flange Shape
Round with holes all ends
Connection Type
Flange all ends
Valve Size
2.000 inches
Opening Pressure Setting
70.0 pounds per square inch
Outside Diameter
6.000 inches all ends
Thickness
0.625 inches all ends
First Connection Face To Centerline Distance
5.500 inches
Bolt Hole Diameter
0.750 inches all ends
Second Connection Face To Centerline Distance
5.375 inches
Bolt Circle Diameter
4.750 inches all ends
Flange Face Design
Raised straight all ends
Raised Face Height
0.062 inches all ends
Raised Face Diameter
3.625 inches all ends
Material
Stainless steel stem
Media For Which Designed
Fuel/oil, hydrocarbon single response
Style Designator
Angle flanged ends
FSC
4820 Nonpowered Valves
NIIN
004755617
NSN
4820004755617

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
LL3210B2IN
Cage Code:
75954
Status:
A
MSDS:
Part Number:
386B547-20
Cage Code:
15187
Status:
A
MSDS:
Part Number:
NMP419CDS494
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 4820-00-475-5617
What are the manufacturers of nsn 4820004755617?
Does this nsn 4820004755617 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820004755617
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 4820004755617 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820004755617 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820004755617?
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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