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Safety Relief Valve NSN 4820-00-289-2135

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 4820-00-289-2135 NSN: 4820-00-289-2135

Features and Characteristics

Thread Direction
Right-hand 2nd end
Flow Control Device
Disk
Disk Loading Method
Spring
Bolt Hole Quantity
4 1st end
Maximum Operating Temp
406.0 degrees fahrenheit single response
Connection Style
Plain, optional en (pipe) all ends
Valve Operation Method
Automatic or manual
Flange Shape
Round with holes 1st end
Connection Type
Threaded internal pipe 2nd end
Adjustable Pressure Range
+21.0/+30.0 pounds per square inch
Maximum Operating Pressure
100.0 pounds per square inch single response
Thread Size
1.500 inches 2nd end
Outside Diameter
4.500 inches 1st end
Thickness
0.438 inches 1st end
First Connection Face To Centerline Distance
3.406 inches
Bolt Hole Diameter
0.562 inches 1st end
Second Connection Face To Centerline Distance
2.125 inches
Bolt Circle Diameter
3.375 inches 1st end
Flange Face Design
Plain 1st end
Material
Stainless steel stem
Media For Which Designed
Air 1st response
Style Designator
Angle flanged ends
Thread Series Designator
Npt 2nd end
FSC
4820 Nonpowered Valves
NIIN
002892135
NSN
4820002892135

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
HH2-CID882111568
Cage Code:
15187
Status:
A
MSDS:
Part Number:
CL144S4501-584406PC1
Cage Code:
53711
Status:
A
MSDS:
Part Number:
CL144S5501-584405PC1
Cage Code:
53711
Status:
A
MSDS:
Part Number:
CL144S5501-584423PC1
Cage Code:
53711
Status:
A
MSDS:
Part Number:
CB1S4501-6PC1
Cage Code:
53711
Status:
A
MSDS:
Part Number:
CB1S5501-8PC1
Cage Code:
53711
Status:
A
MSDS:
Part Number:
CL55A45-95PC1
Cage Code:
53711
Status:
A
MSDS:
Part Number:
CL55S55-243PC1
Cage Code:
53711
Status:
A
MSDS:
Part Number:
CL55S55-261PC1
Cage Code:
53711
Status:
A
MSDS:
Part Number:
CV22S55-68PC1
Cage Code:
53711
Status:
A
MSDS:
Part Number:
CL55S45-95PC1
Cage Code:
80064
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 4820-00-289-2135
What are the manufacturers of nsn 4820002892135?
Does this nsn 4820002892135 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820002892135
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 4820002892135 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820002892135 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820002892135?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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